APA stil citiranja

Krasnov, M. L., & Yankovsky, G. (1975). Problems and exercises in the calculus of variations: Problems and exercises in the calculus of variations (1. izd.). Moskva: Mir - Moskva.

Chicago stil citiranja

Krasnov, Mihail Leont'evič, and George Yankovsky. Problems and exercises in the calculus of variations: Problems and exercises in the calculus of variations. 1. izd. Moskva: Mir - Moskva, 1975.

MLA stil citiranja

Krasnov, Mihail Leont'evič, and George Yankovsky. Problems and exercises in the calculus of variations: Problems and exercises in the calculus of variations. 1. izd. Moskva: Mir - Moskva, 1975.