Gaya APA

FRAENKEL, J, R., WALLEN, N, E. (2006). HOW TO DESIGN AND EVALUATE RESEARCH IN EDUCATION (1). AMERICA: WADE GROUP.

Gaya MLA

FRAENKEL, JACK, R.., WALLEN, NORMAN, E.. "HOW TO DESIGN AND EVALUATE RESEARCH IN EDUCATION". 1 AMERICA: WADE GROUP, 2006. Text.