APA (7th ed.) Citation

Peng, E., Peursum, P., Li, L., Venkatesh, S., & Yu, Z. (2010). A smartphone-based obstacle sensor for the visually impaired. Springer-Verlag.

Chicago Style (17th ed.) Citation

Peng, En, Patrick Peursum, Ling Li, Svetha Venkatesh, and Z. Yu. A Smartphone-based Obstacle Sensor for the Visually Impaired. Springer-Verlag, 2010.

MLA (9th ed.) Citation

Peng, En, et al. A Smartphone-based Obstacle Sensor for the Visually Impaired. Springer-Verlag, 2010.