APA (7. basım) Alıntı

Creswell, J. W. (2011). Research Design (3rd.). Sage.

Chicago Style (17. basım) Atıf

Creswell, John W. Research Design. 3rd. New Delhi: Sage, 2011.

MLA (9th ed.) Atıf

Creswell, John W. Research Design. 3rd. Sage, 2011.