Gaya APA

Weissberg, R., Buker, S. (1990). Writing up research : experimental research report writing for students of English . London: Prentice Hall Regents.

Gaya MLA

Weissberg, Robert., Buker, Suzanna. "Writing up research : experimental research report writing for students of English". London: Prentice Hall Regents, 1990. Text.