Zikmund, W. G. (2003). Business Research Methods (3rd.). Thomson Learning.
Citación estilo ChicagoZikmund, William G. Business Research Methods. 3rd. New Delhi: Thomson Learning, 2003.
Cita MLAZikmund, William G. Business Research Methods. 3rd. Thomson Learning, 2003.
Warning: These citations may not always be 100% accurate.