Dyfyniad APA
McMillan, J., & Wergin, J. F. (2002). Understanding and evaluating educational research (2nd ed.). Pearson Education.
Dyfyniad Arddull Chicago
McMillan, James, and Jon F. Wergin. Understanding and Evaluating Educational Research. 2nd ed. New Jersey: Pearson Education, 2002.
Dyfyniad MLA
McMillan, James, and Jon F. Wergin. Understanding and Evaluating Educational Research. 2nd ed. Pearson Education, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.