APA (7th ed.) Citation

Sobiesk, E. The Cost of Free Web Tools. IEEE Security and privacy : building confidence in a networked world.

Chicago Style (17th ed.) Citation

Sobiesk, E. "The Cost of Free Web Tools." IEEE Security and Privacy : Building Confidence in a Networked World .

MLA (9th ed.) Citation

Sobiesk, E. "The Cost of Free Web Tools." IEEE Security and Privacy : Building Confidence in a Networked World, .

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