Gaya APA

Gall, M, D. (1981). HANDBOOK FOR EVALUATING AND SELECTING CURRICULUM MATERIALS . USA: Boston : Allyn and Bacon, Inc.,.

Gaya MLA

Gall, Meredith, D. "HANDBOOK FOR EVALUATING AND SELECTING CURRICULUM MATERIALS". USA: Boston : Allyn and Bacon, Inc.,, 1981. Text.