Burger, E. (2004). Thinkwell's Intermediate algebra: Companion workbook. [Austin, Tex]: Thinkwell Corporation.
Trích dẫn kiểu ChicagoBurger, Edward. Thinkwell's Intermediate Algebra: Companion Workbook. [Austin, Tex]: Thinkwell Corporation, 2004.
Deismireacht MLABurger, Edward. Thinkwell's Intermediate Algebra: Companion Workbook. [Austin, Tex]: Thinkwell Corporation, 2004.
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