APA (7th ed.) Citation

Brown, K., Snader, D. W., & Simon, L. (1970). Introduction to high school mathematics. Laidlaw Brothers Inc..

Chicago Style (17th ed.) Citation

Brown, Kenneth, Daniel W. Snader, and Leonard Simon. Introduction to High School Mathematics. River Forest, Ill.: Laidlaw Brothers Inc., 1970.

MLA (9th ed.) Citation

Brown, Kenneth, et al. Introduction to High School Mathematics. Laidlaw Brothers Inc., 1970.