Παραπομπή APA

Grewal,B.S, & Grewal,J.S. (2008). Higher engineering mathematics.- 4th ed (4th ed.). Khanna Publications.

Παραπομπή Chicago Style

Grewal,B.S, και Grewal,J.S. Higher Engineering Mathematics.- 4th Ed. 4th ed. Delhi: Khanna Publications, 2008.

Παραπομπή MLA

Grewal,B.S, και Grewal,J.S. Higher Engineering Mathematics.- 4th Ed. 4th ed. Khanna Publications, 2008.