Kirkpatrick, Donald L.
Evaluating training programs
Berrett-Koehler, 2005
 Buku Teks
Waagen, Alice K.
Essentials for evaluation: research & evaluation
American Society for Training and Development Press, 2000
 eBooks
Phillips, Patricia Pulliam
Evaluation data: planning and use: evaluation
[American Society for Training & Development Press;, ], 2003
 eBooks
Kirkpatrick, Donald L.
The four levels of evaluation: measurement & evaluation
American Society for Training & Development, 2007
 eBooks
Phillips, Jack
Level 3 evaluation: application: evaluation & research
[American Society for Training & Development Press;, ], 2000
 eBooks