Gaya APA

tignor, R, [., durbin, J. (2002). Worlds Together, Worlds Apart (Ed. 2). New York: w.w norton & company.

Gaya MLA

tignor, Robert, [et.all]., durbin, Jon. "Worlds Together, Worlds Apart". Ed. 2 New York: w.w norton & company, 2002. Text.