APA aipamena

Mitchell, M. L., & Jolley, J. M. (2010). Research design explained (7th ed.). Cengage Learning.

Chicago Style aipamena

Mitchell, Mark L., and Janina M. Jolley. Research Design Explained. 7th ed. Australia, Belmont, CA: Cengage Learning, 2010.

MLA aipamena

Mitchell, Mark L., and Janina M. Jolley. Research Design Explained. 7th ed. Cengage Learning, 2010.