APA stil citiranja

Creswell, J. W. (2009). Research design: Research design : qualitative, quantitative, and mixed methods approaches (3rd ed.). Thousand Oaks ; London ; New Delhi: Sage Publications.

Chicago stil citiranja

Creswell, John W. Research design: Research design : qualitative, quantitative, and mixed methods approaches. 3rd ed. Thousand Oaks ; London ; New Delhi: Sage Publications, 2009.

MLA stil citiranja

Creswell, John W. Research design: Research design : qualitative, quantitative, and mixed methods approaches. 3rd ed. Thousand Oaks ; London ; New Delhi: Sage Publications, 2009.