Stobbs, G. A. (2002). Business method patents. Aspen publishers.
シカゴスタイル引用形Stobbs, Gregory A. Business Method Patents. New York: Aspen publishers, 2002.
MLA引用形式Stobbs, Gregory A. Business Method Patents. Aspen publishers, 2002.
警告: この引用は必ずしも正確ではありません.