Παραπομπή APA

Ribenboim, P. (1979). 13 lectures on Fermat's last theorem. Springer.

Παραπομπή Chicago Style

Ribenboim, Paulo. 13 Lectures on Fermat's Last Theorem. New York: Springer, 1979.

Παραπομπή MLA

Ribenboim, Paulo. 13 Lectures on Fermat's Last Theorem. Springer, 1979.