APA (7th ed.) Citation

Niven, I., & Zuckerman, H. S. (1980). An introduction to the theory of numbers / Ivan Niven and Herbert S. Zuckerman (4th ed.). John Wiley.

Chicago Style (17th ed.) Citation

Niven, Ivan, and Herbert S. Zuckerman. An Introduction to the Theory of Numbers / Ivan Niven and Herbert S. Zuckerman. 4th ed. New York: John Wiley, 1980.

MLA (9th ed.) Citation

Niven, Ivan, and Herbert S. Zuckerman. An Introduction to the Theory of Numbers / Ivan Niven and Herbert S. Zuckerman. 4th ed. John Wiley, 1980.