APA (7th ed.) Citation

Ries, A. (1999). The 22 immutable laws of branding. Harper Collins.

Chicago Style (17th ed.) Citation

Ries, Al. The 22 Immutable Laws of Branding. London: Harper Collins, 1999.

MLA (9th ed.) Citation

Ries, Al. The 22 Immutable Laws of Branding. Harper Collins, 1999.