PERIWINKLE BOOKS. (2012). PERIWINKLE GENERAL KNOWLEDGE - BOOK 3. PERIWINKLE PUBLICATIONS.
Chicago Style (17th ed.) CitationPERIWINKLE BOOKS. PERIWINKLE GENERAL KNOWLEDGE - BOOK 3. PERIWINKLE PUBLICATIONS, 2012.
MLA引文PERIWINKLE BOOKS. PERIWINKLE GENERAL KNOWLEDGE - BOOK 3. PERIWINKLE PUBLICATIONS, 2012.
警告:這些引文格式不一定是100%准確.