Cita APA (7a ed.)

Wentzel, E. (1982). Probability theory: First steps. Mir Pub..

Cita Chicago Style (17a ed.)

Wentzel, E.S. Probability Theory: First Steps. Moscow: Mir Pub., 1982.

Cita MLA (9a ed.)

Wentzel, E.S. Probability Theory: First Steps. Mir Pub., 1982.