Παραπομπή APA

Bernard, H. R., & Ryan, G. W. (2010). Analyzing qualitative data: Systematic approaches. Sage.

Παραπομπή Chicago Style

Bernard, H. Russell, και Gery Wayne Ryan. Analyzing Qualitative Data: Systematic Approaches. Los Angeles: Sage, 2010.

Παραπομπή MLA

Bernard, H. Russell, και Gery Wayne Ryan. Analyzing Qualitative Data: Systematic Approaches. Sage, 2010.