APA Style

Feller, William. (1960). An introduction to probability theory and its applications (2nd ed). New York: John Wiley & Sons. Inc..

Chicago Style

Feller, William. An introduction to probability theory and its applications. 2nd ed New York: John Wiley & Sons. Inc., 1960. Text.

MLA Style

Feller, William. An introduction to probability theory and its applications. 2nd ed New York: John Wiley & Sons. Inc., 1960. Text.

Turabian Style

Feller, William. An introduction to probability theory and its applications. 2nd ed New York: John Wiley & Sons. Inc., 1960. Print.