APA Style

H., R, K. (2012). Discrete Mathematics and it's Applications with Combinations and Graph Theory (Seventh Edition). New Delhi: Mcgraw hill education (India) Pvt. Ltd..

MLA Style

H., Rosen, Kenneth. "Discrete Mathematics and it's Applications with Combinations and Graph Theory". Seventh Edition New Delhi: Mcgraw hill education (India) Pvt. Ltd., 2012. Text.