APA (7 ম সংস্করণ) উদ্ধৃতি

Creswell,John W. (2009). Research Design: Qualitative, Quantitative, and Mixed Methods Approaches (3rd.). Sage.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Creswell,John W. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. 3rd. New Delhi: Sage, 2009.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Creswell,John W. Research Design: Qualitative, Quantitative, and Mixed Methods Approaches. 3rd. Sage, 2009.