Cook, M. (1997). Ten minute guide to motivating people. Alpha.
Chicago-čujuhus (17. p.)Cook, Marshall. Ten Minute Guide to Motivating People. Newyork: Alpha, 1997.
MLA-čujuhus (9. p.)Cook, Marshall. Ten Minute Guide to Motivating People. Alpha, 1997.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.