machol, R. C., & Machol, R. C. (1976). Elementary systems mathematics: Linear programming for business and the social sciences. Mc-Graw hill.
シカゴスタイル引用形machol, Robert C., , Robert C. Machol. Elementary Systems Mathematics: Linear Programming for Business and the Social Sciences. Tokyo: Mc-Graw hill, 1976.
MLA引用形式machol, Robert C., , Robert C. Machol. Elementary Systems Mathematics: Linear Programming for Business and the Social Sciences. Mc-Graw hill, 1976.
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