Dyfyniad APA

Patton, M. Q. (2012). Essentials of utilization-focused evaluation. SAGE.

Dyfyniad Arddull Chicago

Patton, Michael Quinn. Essentials of Utilization-focused Evaluation. Thousand Oaks, CA: SAGE, 2012.

Dyfyniad MLA

Patton, Michael Quinn. Essentials of Utilization-focused Evaluation. SAGE, 2012.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.