APA (7th ed.) Citation

Courant, R. (1959). Differential and integral calculus. Inter-Science Publishing.

Chicago Style (17th ed.) Citation

Courant, R. Differential and Integral Calculus. New york: Inter-Science Publishing, 1959.

MLA (9th ed.) Citation

Courant, R. Differential and Integral Calculus. Inter-Science Publishing, 1959.