Ackoff, R. L. (1968). Fundamentals of operations research. Wiley eastern.
Chicagoスタイル(17版)引用形式Ackoff, Russell L. Fundamentals of Operations Research. Delhi: Wiley eastern, 1968.
MLA(9版)引用形式Ackoff, Russell L. Fundamentals of Operations Research. Wiley eastern, 1968.
警告: この引用は必ずしも正確ではありません.