APA استشهاد

Varghese, P. I. (2006). Engineering graphics with autocad. V I P.

استشهاد بنمط شيكاغو

Varghese, P I. Engineering Graphics with Autocad. Trichur: V I P, 2006.

MLA استشهاد

Varghese, P I. Engineering Graphics with Autocad. V I P, 2006.