Kumar, P. (2007). Ecology and human well being. Sage.
Citación estilo ChicagoKumar, Pushpam. Ecology and Human Well Being. New Delhi: Sage, 2007.
Cita MLAKumar, Pushpam. Ecology and Human Well Being. Sage, 2007.
Precaución: Estas citas no son 100% exactas.