APA استشهاد

Bogolyubov, S. K., & Levant, L. (1975). Exercises in machine drawing. Mir.

استشهاد بنمط شيكاغو

Bogolyubov, S K., و Leonid Levant. Exercises in Machine Drawing. Moscow: Mir, 1975.

MLA استشهاد

Bogolyubov, S K., و Leonid Levant. Exercises in Machine Drawing. Mir, 1975.