APA (7th ed.) Citation

Patton, M. Q. (1980). Qualitative evaluation methods (2. print.). Sage.

Chicago Style (17th ed.) Citation

Patton, Michael Quinn. Qualitative Evaluation Methods. 2. print. Beverly Hills: Sage, 1980.

MLA (8th ed.) Citation

Patton, Michael Quinn. Qualitative Evaluation Methods. 2. print. Sage, 1980.