APA stil citiranja

Petrovsky, I., & Shenitzer, A. (1950). Lectures on partial differential equations: Lectures on partial differential equations. New York ; London: Interscience Publishers.

Chicago stil citiranja

Petrovsky, I.G, and A. Shenitzer. Lectures on partial differential equations: Lectures on partial differential equations. New York ; London: Interscience Publishers, 1950.

MLA stil citiranja

Petrovsky, I.G, and A. Shenitzer. Lectures on partial differential equations: Lectures on partial differential equations. New York ; London: Interscience Publishers, 1950.