APA (7th ed.) Citation

Courant, R. (1962). Calculus of variations. Courant Inst. of Math. Sciences.

Chicago Style (17th ed.) Citation

Courant, Richard. Calculus of Variations. New York, NY: Courant Inst. of Math. Sciences, 1962.

MLA (9th ed.) Citation

Courant, Richard. Calculus of Variations. Courant Inst. of Math. Sciences, 1962.

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