Oster,Sharon M. (1999). Modern competitive analysis (3rd ed.). Oxford University Press.
シカゴスタイル引用形Oster,Sharon M. Modern Competitive Analysis. 3rd ed. New York: Oxford University Press, 1999.
MLA引用形式Oster,Sharon M. Modern Competitive Analysis. 3rd ed. Oxford University Press, 1999.
警告: この引用は必ずしも正確ではありません.