Dyfyniad APA

Venugopal, K. (2008). Engineering drawing and graphics (Ed.5.). New age international.

Dyfyniad Arddull Chicago

Venugopal, K. Engineering Drawing and Graphics. Ed.5. New Delhi: New age international, 2008.

Dyfyniad MLA

Venugopal, K. Engineering Drawing and Graphics. Ed.5. New age international, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.