Gaya APA

Wallen, J, R, F, N, E. (2009). How to Design and Evaluate Research in Education: Seventh Edition . Hershey • New York: Beth Mejia.

Gaya MLA

Wallen, Jack, R., Fraenkel,, Norman, E.. "How to Design and Evaluate Research in Education: Seventh Edition". Hershey • New York: Beth Mejia, 2009. e-Book Pendidikan Bahasa Inggr.