Ray Steege. (1997). Schaum's outline of theory and problems of intermediate algebra. New York: McGraw-Hill.
Παραπομπή Chicago StyleRay Steege. Schaum's Outline of Theory and Problems of Intermediate Algebra. New York: McGraw-Hill, 1997.
Παραπομπή MLARay Steege. Schaum's Outline of Theory and Problems of Intermediate Algebra. New York: McGraw-Hill, 1997.
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