APA (7th ed.) Citation

Tey, B. H. (2018). Shoulder surfing security threat prevention using shifting directions / Tey Boon Hau.

Chicago Style (17th ed.) Citation

Tey, Boon Hau. Shoulder Surfing Security Threat Prevention Using Shifting Directions / Tey Boon Hau. 2018.

MLA (9th ed.) Citation

Tey, Boon Hau. Shoulder Surfing Security Threat Prevention Using Shifting Directions / Tey Boon Hau. 2018.

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