Patton, M. Q. (1997). Utilization-focused evaluation: The new century text (3rd ed.). Sage Publications.
Chicago-referens (17:e uppl.)Patton, Michael Quinn. Utilization-focused Evaluation: The New Century Text. 3rd ed. Thousand Oaks ; London ; New Delhi: Sage Publications, 1997.
MLA-referens (8:e uppl.)Patton, Michael Quinn. Utilization-focused Evaluation: The New Century Text. 3rd ed. Sage Publications, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.