Dyfyniad APA
Fraenkel, J. R., & Wallen, N. E. (2003). How to design and evaluate research in education (5th ed.). McGraw-Hill Higher Education.
Dyfyniad Arddull Chicago
Fraenkel, Jack R., and Norman E. Wallen. How to Design and Evaluate Research in Education. 5th ed. Boston: McGraw-Hill Higher Education, 2003.
Dyfyniad MLA
Fraenkel, Jack R., and Norman E. Wallen. How to Design and Evaluate Research in Education. 5th ed. McGraw-Hill Higher Education, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.