APA (7th ed.) Citation

Niven, I. M., & Zuckerman, H. S. (1972). An introduction to the theory of numbers. John Wiley & Sons, Inc.

Chicago Style (17th ed.) Citation

Niven, Ivan Morton, and Herbert S. Zuckerman. An Introduction to the Theory of Numbers. New York: John Wiley & Sons, Inc, 1972.

MLA (8th ed.) Citation

Niven, Ivan Morton, and Herbert S. Zuckerman. An Introduction to the Theory of Numbers. John Wiley & Sons, Inc, 1972.