Lewicki,Roy J, Bruce Barry, & David M. Saunders. (2016). Essentials of Negotiation (sixth.). McGraw Hill International Edition.
Citace podle Chicago (17th ed.)Lewicki,Roy J, Bruce Barry, a David M. Saunders. Essentials of Negotiation. sixth. New York: McGraw Hill International Edition, 2016.
Citace podle MLA (9th ed.)Lewicki,Roy J, et al. Essentials of Negotiation. sixth. McGraw Hill International Edition, 2016.
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