APA (7th ed.) Citation

Safdar, S., & Hassan, M. (2010). Moving Towards Two Dimensional Passwords.

Chicago Style (17th ed.) Citation

Safdar, S., and M.F Hassan. Moving Towards Two Dimensional Passwords. 2010.

MLA (9th ed.) Citation

Safdar, S., and M.F Hassan. Moving Towards Two Dimensional Passwords. 2010.

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