CHURCHMAN, C. W. (1957). Introduction To Operations Research By: Cw. Churchman, Rl. Ackoff And El. Anorff. John Wiley&Sons.
Lua i Stíl Chicago (17ú heag.)CHURCHMAN, C. West. Introduction To Operations Research By: Cw. Churchman, Rl. Ackoff And El. Anorff. John Wiley&Sons, 1957.
Lua MLA (8ú heag.)CHURCHMAN, C. West. Introduction To Operations Research By: Cw. Churchman, Rl. Ackoff And El. Anorff. John Wiley&Sons, 1957.
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