Gaya APA

Easton, T, A., Goldfarb, T, D. (2004). Taking sides : clashing views on controversial environmental issues (10). Connecticut: McGraw-Hill.

Gaya MLA

Easton, Thomas, A.., Goldfarb, Thedore, D.. "Taking sides : clashing views on controversial environmental issues". 10 Connecticut: McGraw-Hill, 2004. Text.