Gaya APA

Ginsberg, B. et al (2007). We the people: an introduction to american politics ed.6 (Ed. 6). New York: W.W. Norton Company.

Gaya MLA

Ginsberg, Benjamin. et al. "We the people: an introduction to american politics ed.6". Ed. 6 New York: W.W. Norton Company, 2007. Textbook.