Hiraku, T., & Ho, C. (1991). A Child's first mathematics program: Which is bigger? Time-live Books.
Chicago Style (17th ed.) CitationHiraku, Toyama, and C.P Ho. A Child's First Mathematics Program: Which Is Bigger? Time-live Books, 1991.
MLA (8th ed.) CitationHiraku, Toyama, and C.P Ho. A Child's First Mathematics Program: Which Is Bigger? Time-live Books, 1991.
Warning: These citations may not always be 100% accurate.