Cita APA (7a ed.)

Stepin, P. A. (1960). Strength of materials. Foreign Languages.

Cita Chicago Style (17a ed.)

Stepin, Petr Andreevich. Strength of Materials. Moscow: Foreign Languages, 1960.

Cita MLA (9a ed.)

Stepin, Petr Andreevich. Strength of Materials. Foreign Languages, 1960.