SPIEGEL, M. R. (1956). Theory and problems of college algebra. Schaum pub.
Chicago Style (17th ed.) ZitazioaSPIEGEL, Murray R. Theory and Problems of College Algebra. New York: Schaum pub, 1956.
MLA (9th ed.) ZitazioaSPIEGEL, Murray R. Theory and Problems of College Algebra. Schaum pub, 1956.
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