Electronic commerce - United States.

Digital strategies : in the pharmaceutical industry by: Piper, Mike; Lerer, Leonard (書目-語言資料,印刷品)

Paying with plastic : the digital revolution in buying and borrowing by: Evans, David S.; Schmalensee, Richard (書目-語言資料,印刷品)

The Internet and American business by: Ceruzzi, Paul E.; Aspray, William (書目-語言資料,印刷品)

E-business or out of business : Oracle's roadmap for profiting in the new economy by: Barrenechea, Mark J. (書目-語言資料,印刷品)