APA (7th ed.) Citation

Sperling, A. P., & Stuart, M. (1981). Mathematics. Made Simple Books.

Chicago Style (17th ed.) Citation

Sperling, Abraham P., and Monroe Stuart. Mathematics. Oxford, England: Made Simple Books, 1981.

MLA (9th ed.) Citation

Sperling, Abraham P., and Monroe Stuart. Mathematics. Made Simple Books, 1981.