APA (7th ed.) Citation

Bässmann, J., Vogt, S., & Vogt, S. (1997). Community policing. Community policing.

Chicago Style (17th ed.) Citation

Bässmann, Jörg, Sabine Vogt, and Sabine Vogt. "Community Policing." Community Policing 1997.

MLA (8th ed.) Citation

Bässmann, Jörg, et al. "Community Policing." Community Policing, 1997.