Stobbs, G. A. (2007). Business method patents: 2007 cummulative supplement. Aspen publishers.
シカゴスタイル引用形Stobbs, Gregory A. Business Method Patents: 2007 Cummulative Supplement. New York: Aspen publishers, 2007.
MLA引用形式Stobbs, Gregory A. Business Method Patents: 2007 Cummulative Supplement. Aspen publishers, 2007.
警告: この引用は必ずしも正確ではありません.