Dugopolski, M. (2011). College algebra and trigonometry a unit circle approach (5a.ed.). Boston: Addison/Wesley.
Citación estilo ChicagoDugopolski, Mark. College Algebra and Trigonometry a Unit Circle Approach. 5a.ed. Boston: Addison/Wesley, 2011.
Cita MLADugopolski, Mark. College Algebra and Trigonometry a Unit Circle Approach. 5a.ed. Boston: Addison/Wesley, 2011.
Precaución: Estas citas no son 100% exactas.