APA (7th ed.) Citation

Ryser, H. J. (1963). Combinatorial mathematics. Mathematical Association of America, distributed by Wiley.

Chicago Style (17th ed.) Citation

Ryser, Herbert John. Combinatorial Mathematics. Buffalo: Mathematical Association of America, distributed by Wiley, 1963.

MLA (9th ed.) Citation

Ryser, Herbert John. Combinatorial Mathematics. Mathematical Association of America, distributed by Wiley, 1963.