Gaya APA
Lewicki, R, J. et al
(2004).
Essentials of negotiation
(
third edition)
.
Kanada:
The Mcgraw Hill Companies Inc..
Gaya MLA
Lewicki, Rey, J.. et al.
"Essentials of negotiation".
third edition
Kanada:
The Mcgraw Hill Companies Inc.,
2004.
Text.