APA (7th ed.) Citation

Niven, I. M., & Zuckerman, H. S. (1966). An introduction to the Theory of Numbers (2a. ed.). John Wiley and Sons.

Chicago Style (17th ed.) Citation

Niven, Ivan Morton, and Herbert S. Zuckerman. An Introduction to the Theory of Numbers. 2a. ed. Nueva York: John Wiley and Sons, 1966.

MLA (9th ed.) Citation

Niven, Ivan Morton, and Herbert S. Zuckerman. An Introduction to the Theory of Numbers. 2a. ed. John Wiley and Sons, 1966.