Stobbs, G. A. (2007). Business method patents: 2007 cummulative supplement. Aspen publishers.
Citación estilo ChicagoStobbs, Gregory A. Business Method Patents: 2007 Cummulative Supplement. New York: Aspen publishers, 2007.
Cita MLAStobbs, Gregory A. Business Method Patents: 2007 Cummulative Supplement. Aspen publishers, 2007.
Warning: These citations may not always be 100% accurate.