Dyfyniad APA
Matar, S., & Hatch, L. F. (2001). Chemistry of petrochemical processes (2nd ed.). Gulf Professional Pub..
Dyfyniad Arddull Chicago
Matar, Sami, and Lewis F. Hatch. Chemistry of Petrochemical Processes. 2nd ed. Boston: Gulf Professional Pub., 2001.
Dyfyniad MLA
Matar, Sami, and Lewis F. Hatch. Chemistry of Petrochemical Processes. 2nd ed. Gulf Professional Pub., 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.