MACKENZIE, A. (1989). Time For success: Agoal getter'strategy. Mc Graw Hill inc.
Chicago-čujuhus (17. p.)MACKENZIE, Alec. Time For Success: Agoal Getter'strategy. New York: Mc Graw Hill inc, 1989.
MLA-čujuhus (9. p.)MACKENZIE, Alec. Time For Success: Agoal Getter'strategy. Mc Graw Hill inc, 1989.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.