Carl McDaniel, Jr., & Gates Roger. (2004). Marketing Research Essentials (4th.). John Wiley&Sons,Inc.
Cita Chicago Style (17a ed.)Carl McDaniel, Jr., y Gates Roger. Marketing Research Essentials. 4th. USA: John Wiley&Sons,Inc, 2004.
Cita MLA (9a ed.)Carl McDaniel, et al. Marketing Research Essentials. 4th. John Wiley&Sons,Inc, 2004.
Precaución: Estas citas no son 100% exactas.