Lesikar, R. V. V. (1991). Basic business communication.: 5th ed. Irwin.
Chicago-čujuhus (17. p.)Lesikar, Raymond V. Vincent. Basic Business Communication.: 5th Ed. Homewood, IL: Irwin, 1991.
MLA-čujuhus (9. p.)Lesikar, Raymond V. Vincent. Basic Business Communication.: 5th Ed. Irwin, 1991.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.