APA (7th ed.) Citation

Mahaffey, M. L., & Perrodin, A. F. (1973). Teaching elementary school mathematics. F. E. Peacock.

Chicago Style (17th ed.) Citation

Mahaffey, Michael L., and Alex F. Perrodin. Teaching Elementary School Mathematics. Illinois: F. E. Peacock, 1973.

MLA (9th ed.) Citation

Mahaffey, Michael L., and Alex F. Perrodin. Teaching Elementary School Mathematics. F. E. Peacock, 1973.