McCall, J. B., & Warrington, M. B. (1989). Marketing by agreement: A cross-cultural approach to business negotiations (2nd ed.). Wiley.
Citace podle Chicago (17th ed.)McCall, J. B., a M. B. Warrington. Marketing by Agreement: A Cross-cultural Approach to Business Negotiations. 2nd ed. Chichester [England], New York: Wiley, 1989.
Citace podle MLA (9th ed.)McCall, J. B., a M. B. Warrington. Marketing by Agreement: A Cross-cultural Approach to Business Negotiations. 2nd ed. Wiley, 1989.
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