Anderson, C. (2009). The Longer Long Tail: How Endless Choice is Creating Unlimited Demand (Updated & Rv ed.). Random House Business Books.
Chicago-viite (17. p.)Anderson, Chris. The Longer Long Tail: How Endless Choice Is Creating Unlimited Demand. Updated & Rv ed. London: Random House Business Books, 2009.
MLA-viite (9. p.)Anderson, Chris. The Longer Long Tail: How Endless Choice Is Creating Unlimited Demand. Updated & Rv ed. Random House Business Books, 2009.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.