American Society for Training and Development & Biech, E. (2008). ASTD handbook for workplace learning professionals. ASTD Press.
Chicago-čujuhus (17. p.)American Society for Training and Development juo Elaine Biech. ASTD Handbook for Workplace Learning Professionals. Alexandria, Va.: ASTD Press, 2008.
MLA-čujuhus (9. p.)American Society for Training and Development juo Elaine Biech. ASTD Handbook for Workplace Learning Professionals. ASTD Press, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.