Gaya APA
Craig, R, L. (1996).
The ASTD training and development handbook: a guide to human resource development (4th Ed.).
New York:
McGraw-Hill.
Gaya MLA
Craig, Robert, L..
"The ASTD training and development handbook: a guide to human resource development".
4th Ed.
New York:
McGraw-Hill,
1996.
Text.