Gravetter, F. J. (2012). Research methods for the behavioral sciences (4th ed.). Wadsworth Cengage Learning.
Citación estilo ChicagoGravetter, Frederick J. Research Methods for the Behavioral Sciences. 4th ed. Belmont, CA: Wadsworth Cengage Learning, 2012.
Cita MLAGravetter, Frederick J. Research Methods for the Behavioral Sciences. 4th ed. Wadsworth Cengage Learning, 2012.
Warning: These citations may not always be 100% accurate.