Gaya APA

Barnett, R, A. et al (2005). College Algebra : Graphs and Models (Ed.2, Cet.1). New York: Mc Graw-Hill.

Gaya MLA

Barnett, Raymond, A. et al. "College Algebra : Graphs and Models". Ed.2, Cet.1 New York: Mc Graw-Hill, 2005. Text.