Anderson, C. (2009). The Longer Long Tail: How Endless Choice is Creating Unlimited Demand (Updated & Rv ed.). Random House Business Books.
Dyfyniad Arddull ChicagoAnderson, Chris. The Longer Long Tail: How Endless Choice Is Creating Unlimited Demand. Updated & Rv ed. London: Random House Business Books, 2009.
Dyfyniad MLAAnderson, Chris. The Longer Long Tail: How Endless Choice Is Creating Unlimited Demand. Updated & Rv ed. Random House Business Books, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.