APA-Zitierstil (7. Ausg.)

Helms, L. L. (1997). Introduction to probability theory: With contemporary applications (1. print.). Freeman.

Chicago-Zitierstil (17. Ausg.)

Helms, Lester L. Introduction to Probability Theory: With Contemporary Applications. 1. print. New York: Freeman, 1997.

MLA-Zitierstil (9. Ausg.)

Helms, Lester L. Introduction to Probability Theory: With Contemporary Applications. 1. print. Freeman, 1997.