Dyfyniad APA

John, K. C. (2009). Engineering graphics for Degree. P H I.

Dyfyniad Arddull Chicago

John, K C. Engineering Graphics for Degree. New Delhi: P H I, 2009.

Dyfyniad MLA

John, K C. Engineering Graphics for Degree. P H I, 2009.

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