Dyfyniad APA

(2000). Matter, matter everywhere. New York: Mcgraw-Hill School /School division.

Dyfyniad Arddull Chicago

Matter, Matter Everywhere. New York: Mcgraw-Hill School /School division, 2000.

Dyfyniad MLA

Matter, Matter Everywhere. New York: Mcgraw-Hill School /School division, 2000.

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