American Society for Training and Development & Craig, R. L. (1996). The ASTD training and development handbook: A guide to huma resource development (Forth edition.). McGraw-Hill.
Dyfyniad Arddull ChicagoAmerican Society for Training and Development and Robert L. Craig. The ASTD Training and Development Handbook: A Guide to Huma Resource Development. Forth edition. New York: McGraw-Hill, 1996.
Dyfyniad MLAAmerican Society for Training and Development and Robert L. Craig. The ASTD Training and Development Handbook: A Guide to Huma Resource Development. Forth edition. McGraw-Hill, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.