APA Style

Poudel, R, K., Neupane, R. (2011.). A textbook of soil mechanics (2nd ed.). Kathmandu :: Heritage Publishers and Distributors.

MLA Style

Poudel, Ram, Krishna., Neupane, Ramesh. "A textbook of soil mechanics". 2nd ed. Kathmandu :: Heritage Publishers and Distributors, 2011.. Text.