乐嘉. (2012). FPA性格色彩入门: Four-colors personality analysis. 湖南文艺出版社.
Chicago Style (17th ed.) Citation乐嘉. FPA性格色彩入门: Four-colors Personality Analysis. 湖南文艺出版社, 2012.
MLA (8th ed.) Citation乐嘉. FPA性格色彩入门: Four-colors Personality Analysis. 湖南文艺出版社, 2012.
Warning: These citations may not always be 100% accurate.