Levin, R. I. (1997). Statistics for Management (12th.). Pearson.
Cita Chicago Style (17a ed.)Levin, Richard I. Statistics for Management. 12th. New Delhi: Pearson, 1997.
Cita MLA (9a ed.)Levin, Richard I. Statistics for Management. 12th. Pearson, 1997.
Precaución: Estas citas no son 100% exactas.