Dyfyniad APA

Baer, J. (2013). Youtility: Why smart marketing is about help not hype. Portfolio/Penguin.

Dyfyniad Arddull Chicago

Baer, Jay. Youtility: Why Smart Marketing Is About Help Not Hype. New York, New York: Portfolio/Penguin, 2013.

Dyfyniad MLA

Baer, Jay. Youtility: Why Smart Marketing Is About Help Not Hype. Portfolio/Penguin, 2013.

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