Cohen, D., & Dave Cohen; with theodre B. Lee and David Sklar. (2005). Precalculus: A problems-oriented approach. Minneapolis/St. Paul: West.
استشهاد بنمط شيكاغوCohen, Dave, و Dave Cohen; with theodre B. Lee and David Sklar. Precalculus: A Problems-oriented Approach. Minneapolis/St. Paul: West, 2005.
MLA استشهادCohen, Dave, و Dave Cohen; with theodre B. Lee and David Sklar. Precalculus: A Problems-oriented Approach. Minneapolis/St. Paul: West, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.