Cita APA

Fraenkel, J. R., Hyun, H. H., & Wallen, N. E. (2011). How to design and evaluate research in education (8th ed.). New York: McGraw-Hill Humanities/Social Sciences/Languages.

Chicago Style Citation

Fraenkel, Jack R., Helen H. Hyun, i Norman E. Wallen. How to Design and Evaluate Research in Education. 8th ed. New York: McGraw-Hill Humanities/Social Sciences/Languages, 2011.

Cita MLA

Fraenkel, Jack R., Helen H. Hyun, i Norman E. Wallen. How to Design and Evaluate Research in Education. 8th ed. New York: McGraw-Hill Humanities/Social Sciences/Languages, 2011.