Gaya APA
Kirkpatrick, Donald L.. (1996).
Evaluating training programs : the four levels .
San Francisco:
Berrett-Koehler Publishers.
Gaya Chicago
Kirkpatrick, Donald L..
Evaluating training programs : the four levels.
San Francisco:
Berrett-Koehler Publishers,
1996.
Text.
Gaya MLA
Kirkpatrick, Donald L..
Evaluating training programs : the four levels.
San Francisco:
Berrett-Koehler Publishers,
1996.
Text.
Gaya Turabian
Kirkpatrick, Donald L..
Evaluating training programs : the four levels.
San Francisco:
Berrett-Koehler Publishers,
1996.
Print.