APA (7 वां संस्करण) प्रशस्ति पत्र
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.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
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.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
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.
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