APA aipamena

Biswal, P. C. (2009). Discrete mathematics and graph theory (2nd. ed.). PHI Learning.

Chicago Style aipamena

Biswal, Purna Chandra. Discrete Mathematics and Graph Theory. 2nd. ed. New Delhi: PHI Learning, 2009.

MLA aipamena

Biswal, Purna Chandra. Discrete Mathematics and Graph Theory. 2nd. ed. PHI Learning, 2009.