Lesikar, R. (1976). Business Communication (3rd.). D. Irwin.
Chicago-čujuhus (17. p.)Lesikar, Raymond. Business Communication. 3rd. NULL: D. Irwin, 1976.
MLA-čujuhus (9. p.)Lesikar, Raymond. Business Communication. 3rd. D. Irwin, 1976.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.