Wurtzel, M. (2013). What is BPM? (1st edition.). McGraw-Hill.
Cita Chicago Style (17a ed.)Wurtzel, Marvin. What Is BPM? 1st edition. New York: McGraw-Hill, 2013.
Cita MLA (9a ed.)Wurtzel, Marvin. What Is BPM? 1st edition. McGraw-Hill, 2013.
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