APA (7th ed.) Citation

Courant, R., & John, F. (1965). Introduction to calculus and analysis. Interscience Publishers.

Chicago Style (17th ed.) Citation

Courant, Richard, and Fritz John. Introduction to Calculus and Analysis. New York: Interscience Publishers, 1965.

MLA (9th ed.) Citation

Courant, Richard, and Fritz John. Introduction to Calculus and Analysis. Interscience Publishers, 1965.