Dyfyniad APA

American Society for Training and Development & Biech, E. (2008). ASTD handbook for workplace learning professionals. ASTD Press.

Dyfyniad Arddull Chicago

American Society for Training and Development and Elaine Biech. ASTD Handbook for Workplace Learning Professionals. Alexandria, Va.: ASTD Press, 2008.

Dyfyniad MLA

American Society for Training and Development and Elaine Biech. ASTD Handbook for Workplace Learning Professionals. ASTD Press, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.