APA (7th ed.) Citation

Feller, W. (1968). An introduction to probability theory and its applications (Third edition.). John Wiley.

Chicago Style (17th ed.) Citation

Feller, William. An Introduction to Probability Theory and Its Applications. Third edition. New York: John Wiley, 1968.

MLA (8th ed.) Citation

Feller, William. An Introduction to Probability Theory and Its Applications. Third edition. John Wiley, 1968.

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