APA استشهاد

Cohen, D., & Dave Cohen; with theodre B. Lee and David Sklar. (2005). Precalculus: A problems-oriented approach. Minneapolis/St. Paul: West.

استشهاد بنمط شيكاغو

Cohen, Dave, و Dave Cohen; with theodre B. Lee and David Sklar. Precalculus: A Problems-oriented Approach. Minneapolis/St. Paul: West, 2005.

MLA استشهاد

Cohen, 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%.