Singer. (2000). How many hippos?: A mix-and-match counting book. Time Life Asia.
Chicago Style (17th ed.) CitationSinger. How Many Hippos?: A Mix-and-match Counting Book. China: Time Life Asia, 2000.
MLA (8th ed.) CitationSinger. How Many Hippos?: A Mix-and-match Counting Book. Time Life Asia, 2000.
Warning: These citations may not always be 100% accurate.