Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

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