APA (7th ed.) Citation

Niven, I. M., & Zuckerman, H. S. (1980). An introduction to the theory of numbers (4a. ed.). John Wiley & Sons.

Chicago Style (17th ed.) Citation

Niven, Ivan Morton, and Herbert S. Zuckerman. An Introduction to the Theory of Numbers. 4a. ed. Nueva York: John Wiley & Sons, 1980.

MLA (9th ed.) Citation

Niven, Ivan Morton, and Herbert S. Zuckerman. An Introduction to the Theory of Numbers. 4a. ed. John Wiley & Sons, 1980.