APA (7th ed.) Citation

Gladwell, M. (2000). The tipping point: How little things can make a big difference. Back Bay Books.

Chicago Style (17th ed.) Citation

Gladwell, Malcolm. The Tipping Point: How Little Things Can Make a Big Difference. New York ; Boston: Back Bay Books, 2000.

MLA (9th ed.) Citation

Gladwell, Malcolm. The Tipping Point: How Little Things Can Make a Big Difference. Back Bay Books, 2000.

Warning: These citations may not always be 100% accurate.