APA (7th ed.) Citation

Twitchell, J. B. (2000). 20 ads that shook the world : the century's most groundbreaking advertising and how it changed us all / James B. Twitchell: The century's most groundbreaking advertising and how it changed us all. Random House International.

Chicago Style (17th ed.) Citation

Twitchell, James B. 20 Ads That Shook the World : The Century's Most Groundbreaking Advertising and How It Changed Us All / James B. Twitchell: The Century's Most Groundbreaking Advertising and How It Changed Us All. New York, N.Y.: Random House International, 2000.

MLA (9th ed.) Citation

Twitchell, James B. 20 Ads That Shook the World : The Century's Most Groundbreaking Advertising and How It Changed Us All / James B. Twitchell: The Century's Most Groundbreaking Advertising and How It Changed Us All. Random House International, 2000.

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