Παραπομπή APA

N.K. Malhotra. (2007). Environmental psychology: Principles and practices. Sumit.

Παραπομπή Chicago Style

N.K. Malhotra. Environmental Psychology: Principles and Practices. New Delhi: Sumit, 2007.

Παραπομπή MLA

N.K. Malhotra. Environmental Psychology: Principles and Practices. Sumit, 2007.