APA-referens

Grewal, B. S., & Grewal, J. S. (2012). Higher engineering mathematics (42nd ed.). Khanna publishers.

Chicago-stil citat

Grewal, B S., och J S. Grewal. Higher Engineering Mathematics. 42nd ed. New Delhi: Khanna publishers, 2012.

MLA-referens

Grewal, B S., och J S. Grewal. Higher Engineering Mathematics. 42nd ed. Khanna publishers, 2012.