Παραπομπή APA

Alexanderson, G. L. (2000). Random walks of George Polya. Mathematical Association of America.

Παραπομπή Chicago Style

Alexanderson, Gerald L. Random Walks of George Polya. Washington: Mathematical Association of America, 2000.

Παραπομπή MLA

Alexanderson, Gerald L. Random Walks of George Polya. Mathematical Association of America, 2000.