Dyfyniad APA

Kaufmann, J. E. (2012). Elementary and intermediate algebra: A combined approach (6th Ed.). Cengage.

Dyfyniad Arddull Chicago

Kaufmann, Jerome E. Elementary and Intermediate Algebra: A Combined Approach. 6th Ed. Belmont, CA: Cengage, 2012.

Dyfyniad MLA

Kaufmann, Jerome E. Elementary and Intermediate Algebra: A Combined Approach. 6th Ed. Cengage, 2012.

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