APA استشهاد

Beckmann, P. (1968). Elements of applied probability theory. Brace and world.

استشهاد بنمط شيكاغو

Beckmann, Peter. Elements of Applied Probability Theory. New York: Brace and world, 1968.

MLA استشهاد

Beckmann, Peter. Elements of Applied Probability Theory. Brace and world, 1968.