Patton, M. Q. (1986). Utilization-focused evaluation (2nd ed.). Sage Publications.
Chicago Style aipamenaPatton, Michael Quinn. Utilization-focused Evaluation. 2nd ed. Beverly Hills: Sage Publications, 1986.
MLA aipamenaPatton, Michael Quinn. Utilization-focused Evaluation. 2nd ed. Sage Publications, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.