Stobbs, G. A. (2002). Business method patents. Aspen publishers.
Chicago Edition CitationStobbs, Gregory A. Business Method Patents. New York: Aspen publishers, 2002.
MLA Edition CitationStobbs, Gregory A. Business Method Patents. Aspen publishers, 2002.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.