APA (7th ed.) Citation

Schwartz, E. I. (1997). Webonomics : nine essential principals for growing your business on the World Wide Web / Evan I. Schwartz: Nine essential principals for growing your business on the World Wide Web. Penguin Books.

Chicago Style (17th ed.) Citation

Schwartz, Evan I. Webonomics : Nine Essential Principals for Growing Your Business on the World Wide Web / Evan I. Schwartz: Nine Essential Principals for Growing Your Business on the World Wide Web. London: Penguin Books, 1997.

MLA (9th ed.) Citation

Schwartz, Evan I. Webonomics : Nine Essential Principals for Growing Your Business on the World Wide Web / Evan I. Schwartz: Nine Essential Principals for Growing Your Business on the World Wide Web. Penguin Books, 1997.

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