APA (7th ed.) Citation

Feller, W. (1957). An introduction to probability theory and its applications / William Feller (2nd ed.). Wiley.

Chicago Style (17th ed.) Citation

Feller, William. An Introduction to Probability Theory and Its Applications / William Feller. 2nd ed. New York: Wiley, 1957.

MLA (9th ed.) Citation

Feller, William. An Introduction to Probability Theory and Its Applications / William Feller. 2nd ed. Wiley, 1957.

Warning: These citations may not always be 100% accurate.