Cita APA (7a ed.)

Niven, I. M. 1. (1963). Diophantine approximations. Interscience publ..

Cita Chicago Style (17a ed.)

Niven, Ivan Morton 1915. Diophantine Approximations. New York: Interscience publ., 1963.

Cita MLA (8a ed.)

Niven, Ivan Morton 1915. Diophantine Approximations. Interscience publ., 1963.