Bovenkerk, F., Easton, M., & Moor, L. G. (2010). Policing multiple communities. Antwerpen-Apeldoorn: Maklu.
Lua i Stíl Chicago (17ú heag.)Bovenkerk, Frank, Marleen Easton, agus Lodewijk Gunther Moor. Policing Multiple Communities. Antwerpen-Apeldoorn: Maklu, 2010.
Lua MLA (8ú heag.)Bovenkerk, Frank, et al. Policing Multiple Communities. Antwerpen-Apeldoorn: Maklu, 2010.
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