Gaya APA

Breen, G, E., Blankenship, A, B. (1989). Do it yourself marking research (3rd.ed.). New York: McGraw-Hill, Inc..

Gaya MLA

Breen, George, Edward., Blankenship, Albert, Breneman. "Do it yourself marking research". 3rd.ed. New York: McGraw-Hill, Inc., 1989. Text.