APA (7th ed.) Citation

Bell Colin, Berrington David, & Cowie Brian. (2011). Science B: For Specification Modules B1, B2, C1 P1 And P2.

Chicago Style (17th ed.) Citation

Bell Colin, Berrington David, and Cowie Brian. Science B: For Specification Modules B1, B2, C1 P1 And P2. London, 2011.

MLA (9th ed.) Citation

Bell Colin, et al. Science B: For Specification Modules B1, B2, C1 P1 And P2. 2011.