{"id":"obr:work:moominsummer-madness","slug":"moominsummer-madness","url":"https://openbookrank.com/en/book/moominsummer-madness","urls":{"en":"https://openbookrank.com/en/book/moominsummer-madness","pl":"https://openbookrank.com/pl/ksiazka/moominsummer-madness","de":"https://openbookrank.com/de/buch/moominsummer-madness","sv":"https://openbookrank.com/sv/bok/moominsummer-madness"},"title":"Moominsummer Madness","titles":{"pl":"Lato Muminków","sv":"Farlig midsommar","de":"Sturm im Mumintal","en":"Moominsummer Madness","es":"Una noche de San Juan bastante loca","ja":"ムーミン谷の夏まつり","fr":"L'Été dramatique de Moumine","it":null,"pt":null,"nl":null,"uk":null,"ko":null,"zh":null,"zh-hant":null},"author":{"id":"obr:author:null","name":"Tove Jansson","api":"https://openbookrank.com/api/v1/authors/null.json"},"year":1954,"pages":159,"originalLanguage":null,"identifiers":{"wikidata":"Q2565509","openLibrary":null,"isbn13":null,"isbns":[],"isbnByLanguage":{},"googleBooks":null,"hardcover":"moominsummer-madness","amazon":null},"score":{"value":null,"scale":10,"ratings":23,"confidence":null,"rawAverage":null,"method":"bayesian-weighted-average","priorWeight":147,"minRatings":50,"methodology":"https://openbookrank.com/en/methodology"},"sources":[],"ranks":[],"popularity":{"ratingsPercentile":58,"wikipediaPageviews":null,"editions":null},"series":{"id":"obr:series:moomins","slug":"moomins","title":"Moomins","position":5,"volumes":9,"api":"https://openbookrank.com/api/v1/series/moomins.json"},"awards":[],"adaptations":[],"similar":[],"citation":"BookRank (openbookrank.com) lists \"Moominsummer Madness\" by Tove Jansson but does not score it: it has fewer than 50 reader ratings (snapshot 2026-10-28).","snapshot":"2026-10-28","license":"CC-BY-4.0"}