Dyfyniad APA

Ellis, D. B., & David B.Ellis. (1991). Becoming a master student. U. S. A: College Survival,Inc.

Dyfyniad Arddull Chicago

Ellis, David B., và David B.Ellis. Becoming a Master Student. U. S. A: College Survival,Inc, 1991.

Dyfyniad MLA

Ellis, David B., và David B.Ellis. Becoming a Master Student. U. S. A: College Survival,Inc, 1991.

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