Gaya APA

mm, D, S, N, S. (1986). Research Methods in Social Relations: Fifth Edition (Ed. 5). New York: holt, rinehart and waiting.

Gaya MLA

mm, Drs.h.abdul, Salam, Nasution,, Sh.. "Research Methods in Social Relations: Fifth Edition". Ed. 5 New York: holt, rinehart and waiting, 1986. Text.