Styl cytowania APA

Thomas, G. (2011). How to do your case study: A guide for students and researchers. Sage.

Styl cytowania Chicago

Thomas, Gary. How to Do Your Case Study: A Guide for Students and Researchers. Los Angeles, Calif. ; London: Sage, 2011.

Styl cytowania MLA

Thomas, Gary. How to Do Your Case Study: A Guide for Students and Researchers. Sage, 2011.