APA (7th ed.) Citation

Schminke, C. W., Maertens, N., & Arnold, W. R. (1973). Teaching the child mathematics. Dryden Press.

Chicago Style (17th ed.) Citation

Schminke, C. W., Norbert Maertens, and William Ramon Arnold. Teaching the Child Mathematics. Hinsdale, Ill.: Dryden Press, 1973.

MLA (8th ed.) Citation

Schminke, C. W., et al. Teaching the Child Mathematics. Dryden Press, 1973.