Bell,David E, & Keeney,Ralph L. (1977). Conflicting objectives in decisions. John Walley & Sons.
Chicago Style aipamenaBell,David E, and Keeney,Ralph L. Conflicting Objectives in Decisions. New York: John Walley & Sons, 1977.
MLA aipamenaBell,David E, and Keeney,Ralph L. Conflicting Objectives in Decisions. John Walley & Sons, 1977.
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