MLA

Sanger, Colston, Lynne Hamill, and Amparo Lasen. Mobile World. Springer London, 2005.

APA

Sanger, C., Hamill, L., & Lasen, A. (2005). Mobile World. Springer London.

Chicago

Sanger, Colston, Lynne Hamill, and Amparo Lasen. Mobile World. : Springer London, 2005.