APA استشهاد

Vygodsky, M., & Yankovsky, G. (1979). Mathematical handbook: Elementary mathematics (Ed.2 /.).

استشهاد بنمط شيكاغو

Vygodsky, M., و George Yankovsky. Mathematical Handbook: Elementary Mathematics. Ed.2 /. Moscow : Mir, 1979.

MLA استشهاد

Vygodsky, M., و George Yankovsky. Mathematical Handbook: Elementary Mathematics. Ed.2 /. 1979.