APA (7th ed.) Citation

Krug, S. (2000). Don't make me think: A common sense approach to Web usability. Que.

Chicago Style (17th ed.) Citation

Krug, Steve. Don't Make Me Think: A Common Sense Approach to Web Usability. Indianapolis, Ind.: Que, 2000.

MLA (9th ed.) Citation

Krug, Steve. Don't Make Me Think: A Common Sense Approach to Web Usability. Que, 2000.