Lewicki, R. J. B. (2007). Essnetials of Negotiation (4th.). McGraw Hill.
Chicago-čujuhus (17. p.)Lewicki, Roy J; Barry. Essnetials of Negotiation. 4th. New York: McGraw Hill, 2007.
MLA-čujuhus (9. p.)Lewicki, Roy J; Barry. Essnetials of Negotiation. 4th. McGraw Hill, 2007.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.