Cita APA

Niven, I. M., Zuckerman, H. S., & Montgomery, H. L. (1991). An introduction to the theory of numbers (Fifth edition.). Wiley.

Citación estilo Chicago

Niven, Ivan Morton, Herbert S. Zuckerman, and Hugh L. Montgomery. An Introduction to the Theory of Numbers. Fifth edition. New York; New Delhi: Wiley, 1991.

Cita MLA

Niven, Ivan Morton, et al. An Introduction to the Theory of Numbers. Fifth edition. Wiley, 1991.