Dyfyniad APA

Burns, R. (2000). Introduction to research methods (4th ed.). Frenchs Forest: Pearson Education.

Dyfyniad Arddull Chicago

Burns, Robert. Introduction to Research Methods. 4th ed. Frenchs Forest: Pearson Education, 2000.

Dyfyniad MLA

Burns, Robert. Introduction to Research Methods. 4th ed. Frenchs Forest: Pearson Education, 2000.

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