APA Edition Citation

Pars, L. A. (1962). Introduction to the calculus of variations. Heinman.

Chicago Edition Citation

Pars, L. A. Introduction to the Calculus of Variations. London: Heinman, 1962.

MLA Edition Citation

Pars, L. A. Introduction to the Calculus of Variations. Heinman, 1962.

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