Chhokar,kiran B. (2004). Underrstanding environment. SAGE Publications.
Cita Chicago Style (17a ed.)Chhokar,kiran B. Underrstanding Environment. SAGE Publications, 2004.
Cita MLA (9a ed.)Chhokar,kiran B. Underrstanding Environment. SAGE Publications, 2004.
Precaución: Estas citas no son 100% exactas.