Kazmier, Leonard J.
Schaum's outline of theory and problems of business statistics
McGraw-Hill, 2004
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Kazmier, Leonard J.
Schaum's outline of theory and problems of business statistics
McGraw-Hill, 1998
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Spiegel, Murray R.
Theory and problems of statistics
McGraw-Hill, 1961
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Spiegel, Murray R.
Schaum's outline of theory and problems of statistics
McGraw-Hill, 1992
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Spiegel, Murray R.
Theory and problems of statistics in SI units
McGraw-Hill, 1972
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