APA (7th ed.) Citation

(2008). Click: What millions of people are doing online and why it matters / Bill Tancer.

Chicago Style (17th ed.) Citation

Click: What Millions of People Are Doing Online and Why It Matters / Bill Tancer. 2008.

MLA (9th ed.) Citation

Click: What Millions of People Are Doing Online and Why It Matters / Bill Tancer. 2008.

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