DESS G.G. (1999). BEYOND PRODUCTIVITY. AMACOM.
Chicago-čujuhus (17. p.)DESS G.G. BEYOND PRODUCTIVITY. NEW YORK: AMACOM, 1999.
MLA-čujuhus (9. p.)DESS G.G. BEYOND PRODUCTIVITY. AMACOM, 1999.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.