APA (7th ed.) Citation

Ismail, N. A., & O'Brien, E. A. (2008). Enabling multimodal interaction in web-based personal digital photo browsing.

Chicago Style (17th ed.) Citation

Ismail, N. A., and E. A. O'Brien. Enabling Multimodal Interaction in Web-based Personal Digital Photo Browsing. 2008.

MLA (9th ed.) Citation

Ismail, N. A., and E. A. O'Brien. Enabling Multimodal Interaction in Web-based Personal Digital Photo Browsing. 2008.

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