APA استشهاد

Shrikhande, S. Lecture notes on combinatorial problems. Indian Statistical Institute.

استشهاد بنمط شيكاغو

Shrikhande, S.S. Lecture Notes on Combinatorial Problems. Culcutta: Indian Statistical Institute.

MLA استشهاد

Shrikhande, S.S. Lecture Notes on Combinatorial Problems. Indian Statistical Institute.