Biech, Elaine.
ASTD's ultimate train the trainer : a complete guide to training success
ASTD Press, 2009
 Multimedia
Biech, Elaine
ASTD's Ultimate train the trainer : a complete guide to training success
ASTD press, 2009
 Buku Teks SO
Russell, Linda
ASTD's ultimate performance management: training to transform performance reviews into performance partnerships
American Society for Training & Development, 2009
 eBooks
Burns, Tom
Essential study skills : the complete guide to success at university /
Sage Publications, 2003
 Buku Teks
The 2005 ASTD training & performance sourcebook
Mel Silberman, editor
American Society for Training & Development, 2005
 eBooks