APA (7th ed.) Citation

Orth, D. L. (1976). Calculus in a new key. APL Pr.

Chicago Style (17th ed.) Citation

Orth, D. L. Calculus in a New Key. Swarthmore, Pa: APL Pr, 1976.

MLA (9th ed.) Citation

Orth, D. L. Calculus in a New Key. APL Pr, 1976.

Warning: These citations may not always be 100% accurate.