Dyfyniad APA

Gladwell, M. (2011). The tipping point: How little things can make a big difference (Repr.). Little, Brown.

Dyfyniad Arddull Chicago

Gladwell, Malcolm. The Tipping Point: How Little Things Can Make a Big Difference. Repr. London: Little, Brown, 2011.

Dyfyniad MLA

Gladwell, Malcolm. The Tipping Point: How Little Things Can Make a Big Difference. Repr. Little, Brown, 2011.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.