Gaya APA

Harf, J, E. (2009). Taking sides : clashing views on controversial global issues / selected, edited, and with introduction James E. Harf (Ed.5). New York: Tata McGraw-Hill.

Gaya MLA

Harf, James, E. "Taking sides : clashing views on controversial global issues / selected, edited, and with introduction James E. Harf". Ed.5 New York: Tata McGraw-Hill, 2009. Text.