Cita APA

 Barnett, R. A. (2005).  College algebra with trigonometry: Graphs and models.  McGraw-Hill Higher Education.

Chicago Style Citation

 Barnett, Raymond A.  College Algebra With Trigonometry: Graphs and Models.  McGraw-Hill Higher Education, 2005.

Cita MLA

 Barnett, Raymond A.  College Algebra With Trigonometry: Graphs and Models.  McGraw-Hill Higher Education, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.