{"id":"obr:work:the-warlord-of-mars","slug":"the-warlord-of-mars","url":"https://openbookrank.com/en/book/the-warlord-of-mars","urls":{"en":"https://openbookrank.com/en/book/the-warlord-of-mars","pl":"https://openbookrank.com/pl/ksiazka/the-warlord-of-mars","fr":"https://openbookrank.com/fr/livre/the-warlord-of-mars","nl":"https://openbookrank.com/nl/boek/the-warlord-of-mars","pt":"https://openbookrank.com/pt/livro/the-warlord-of-mars"},"title":"The Warlord of Mars","titles":{"en":"The Warlord of Mars","pl":"Wódz Marsa","de":"Warlord vom Mars","es":"El señor de la guerra de Marte","fr":"Le Seigneur de la Guerre de Mars","it":"Il signore della guerra di Marte","pt":"The Warlord of Mars","nl":"Opperste krijgsheer van Mars","sv":"John Carter, krigsherre av Mars","uk":"Воєначальник Марса"},"author":{"id":"obr:author:edgar-rice-burroughs","name":"Edgar Rice Burroughs","api":"https://openbookrank.com/api/v1/authors/edgar-rice-burroughs.json"},"year":1913,"pages":null,"originalLanguage":null,"identifiers":{"wikidata":"Q2499056","openLibrary":"OL34561841W","isbn13":null,"isbns":[],"isbnByLanguage":{},"googleBooks":null,"hardcover":"the-warlord-of-mars","amazon":null},"score":{"value":7.76,"scale":10,"ratings":67,"confidence":0.313,"rawAverage":7.34,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[{"id":"hardcover","name":"Hardcover","average":7.34,"ratings":67,"weight":1}],"ranks":[{"category":"classics","name":"Classics","rank":180,"url":"https://openbookrank.com/en/ranking/classics","api":"https://openbookrank.com/api/v1/rankings/classics.json"},{"category":"science-fiction","name":"Science fiction","rank":443,"url":"https://openbookrank.com/en/ranking/science-fiction","api":"https://openbookrank.com/api/v1/rankings/science-fiction.json"},{"category":"fantasy","name":"Fantasy","rank":1103,"url":"https://openbookrank.com/en/ranking/fantasy","api":"https://openbookrank.com/api/v1/rankings/fantasy.json"}],"popularity":{"ratingsPercentile":71,"wikipediaPageviews":0,"editions":1},"series":{"id":"obr:series:barsoom","slug":"barsoom","title":"Barsoom","position":null,"volumes":11,"api":"https://openbookrank.com/api/v1/series/barsoom.json"},"awards":[],"adaptations":[],"similar":[{"id":"obr:work:the-gods-of-mars","title":"The Gods of Mars","author":"Edgar Rice Burroughs","score":7.79,"api":"https://openbookrank.com/api/v1/books/the-gods-of-mars.json"},{"id":"obr:work:a-wrinkle-in-time","title":"A Wrinkle in Time","author":"Madeleine L'Engle","score":7.54,"api":"https://openbookrank.com/api/v1/books/a-wrinkle-in-time.json"},{"id":"obr:work:dragonflight","title":"Dragonflight","author":"Anne McCaffrey","score":7.54,"api":"https://openbookrank.com/api/v1/books/dragonflight.json"},{"id":"obr:work:a-princess-of-mars","title":"A Princess of Mars","author":"Edgar Rice Burroughs","score":7.43,"api":"https://openbookrank.com/api/v1/books/a-princess-of-mars.json"},{"id":"obr:work:a-wind-in-the-door-time-quintet-2","title":"A Wind in the Door","author":"Madeleine L'Engle","score":7.68,"api":"https://openbookrank.com/api/v1/books/a-wind-in-the-door-time-quintet-2.json"},{"id":"obr:work:dragonsong","title":"Dragonsong","author":"Anne McCaffrey","score":8.11,"api":"https://openbookrank.com/api/v1/books/dragonsong.json"}],"citation":"According to BookRank (openbookrank.com), \"The Warlord of Mars\" by Edgar Rice Burroughs scores 7.76/10 from 67 reader ratings, #180 in Classics (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}