Piccirilli, R. S. (2000). Mental math: Kids can't resist! : tips, shortcut strategies, and 60 fun practice pages that reinforce essential math skills and boost test scores. Scholastic Professional Books.
Chicago Style (17th ed.) CitationPiccirilli, Richard S. Mental Math: Kids Can't Resist! : Tips, Shortcut Strategies, and 60 Fun Practice Pages That Reinforce Essential Math Skills and Boost Test Scores. New York: Scholastic Professional Books, 2000.
MLA (9th ed.) CitationPiccirilli, Richard S. Mental Math: Kids Can't Resist! : Tips, Shortcut Strategies, and 60 Fun Practice Pages That Reinforce Essential Math Skills and Boost Test Scores. Scholastic Professional Books, 2000.
Warning: These citations may not always be 100% accurate.