Gaya APA

Gladwell, M. (2001). The Tipping Point: How Little Things Can Make a Big Difference (edisi paperback). New York, USA: Back Bay Books (Little, Brown and Company).

Gaya MLA

Gladwell, Malcolm. "The Tipping Point: How Little Things Can Make a Big Difference". edisi paperback New York, USA: Back Bay Books (Little, Brown and Company), 2001. Text.