Ennico, C. R. (2008). The eBay business answer book: The 350 most frequently asked questions about making big money on eBay. AMACOM, American Management Association.
Chicago-Zitierstil (17. Ausg.)Ennico, Clifford R. The EBay Business Answer Book: The 350 Most Frequently Asked Questions About Making Big Money on EBay. New York: AMACOM, American Management Association, 2008.
MLA-Zitierstil (9. Ausg.)Ennico, Clifford R. The EBay Business Answer Book: The 350 Most Frequently Asked Questions About Making Big Money on EBay. AMACOM, American Management Association, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.