Dyfyniad APA

Crowe, T. D., & Fennelly, L. J. (2013). Crime prevention through environmental design (Third edition.). Elsevier.

Dyfyniad Arddull Chicago

Crowe, Timothy D., and Lawrence J. Fennelly. Crime Prevention Through Environmental Design. Third edition. Amsterdam: Elsevier, 2013.

Dyfyniad MLA

Crowe, Timothy D., and Lawrence J. Fennelly. Crime Prevention Through Environmental Design. Third edition. Elsevier, 2013.

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