Algebra and trigonometry Bằng Sobel, Max A., Lerner, Norbert

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Teaching mathematics a sourcebook of aids, activities and strategies Bằng Sobel, Max

College Algebra Bằng Sobel, Max A.

Teaching mathematics a sourcebook of aids, activities, and strategies Bằng Sobel, Max A.

Algebra and trigonometry, a pre-calculus approach, 3rd ed. student's solution manual Bằng Babcock, Margaret Hall

Algebra and trigonometry a pre-calculus approach Bằng Sobel, Max A.

Harper & Row Geometry Bằng Sobel, Max A., Maletsky, Evan M., Golden, Brother Neal, Lerner, Norbert, Cohen, Louis S.

Algebra and trigonometry a pre-calculus approach Bằng Sobel, Max A.