Dyfyniad APA

John, K. C. (2010). Engineering graphics for degree. PHI.

Dyfyniad Arddull Chicago

John, K C. Engineering Graphics for Degree. New Delhi: PHI, 2010.

Dyfyniad MLA

John, K C. Engineering Graphics for Degree. PHI, 2010.

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