Ellis, C. (2006). Joe Willson and the Creation of Xerox. John Wiley & Sons, Inc.
Čikaški stil citiranjaEllis, Charles. Joe Willson and the Creation of Xerox. John Wiley & Sons, Inc, 2006.
MLA način citiranjaEllis, Charles. Joe Willson and the Creation of Xerox. John Wiley & Sons, Inc, 2006.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.