APA (7th ed.) Citation

Tan, W. W. (2014). Graphical user authentication system (GUAS).

Chicago Style (17th ed.) Citation

Tan, Woei Wen. Graphical User Authentication System (GUAS). 2014.

MLA (8th ed.) Citation

Tan, Woei Wen. Graphical User Authentication System (GUAS). 2014.

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