APA (7th ed.) Citation

Weaver, J. D., & Wolf, C. T. (1968). Modern mathematics for elementary teachers (2nd ed.). International Textbook Co..

Chicago Style (17th ed.) Citation

Weaver, Jay D., and Charles T. Wolf. Modern Mathematics for Elementary Teachers. 2nd ed. Scranton, Penn.: International Textbook Co., 1968.

MLA (9th ed.) Citation

Weaver, Jay D., and Charles T. Wolf. Modern Mathematics for Elementary Teachers. 2nd ed. International Textbook Co., 1968.