Dyfyniad APA

COULSON J.M. (1998). COULSON & RICHARDSONS CHEMICAL ENGG V, 4TH ED. ASIAN BOOKS PVT LTD.

Dyfyniad Arddull Chicago

COULSON J.M. COULSON & RICHARDSONS CHEMICAL ENGG V, 4TH ED. NEW DELHI: ASIAN BOOKS PVT LTD, 1998.

Dyfyniad MLA

COULSON J.M. COULSON & RICHARDSONS CHEMICAL ENGG V, 4TH ED. ASIAN BOOKS PVT LTD, 1998.

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