Παραπομπή APA

Krishan Lal & Viswanath. (1992). Engineering mathematics.

Παραπομπή Chicago Style

Krishan Lal και Viswanath. Engineering Mathematics. New Delhi, Satya Prakashan, 1992.

Παραπομπή MLA

Krishan Lal και Viswanath. Engineering Mathematics. 1992.