APA استشهاد

Vasudev, C. (2005). Theory and problems of combinatorics. New age International.

استشهاد بنمط شيكاغو

Vasudev, C. Theory and Problems of Combinatorics. Cochin: New age International, 2005.

MLA استشهاد

Vasudev, C. Theory and Problems of Combinatorics. New age International, 2005.