Dyfyniad APA

Godin Seth. (2018). All Marketers Are Liars. Portfolio Penguin.

Dyfyniad Arddull Chicago

Godin Seth. All Marketers Are Liars. New York: Portfolio Penguin, 2018.

Dyfyniad MLA

Godin Seth. All Marketers Are Liars. Portfolio Penguin, 2018.

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