Gaya APA

Creswell, J, W. (2003). RESEARCH DESIGN Qualitative & Quantitative Approaches Pendekatan Kualitatif & Kuantitatif . Jakarta Selatan: Penerbit KIK Press.

Gaya MLA

Creswell, John, W.. "RESEARCH DESIGN Qualitative & Quantitative Approaches Pendekatan Kualitatif & Kuantitatif". Jakarta Selatan: Penerbit KIK Press, 2003. Text.