APA (7 वां संस्करण) प्रशस्ति पत्र

West Bengal Government of, D. o. E. (1997). Environmental management strategy and action plan: Main report. CEMSAP/GOWB.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

West Bengal Government of, Department of Environment. Environmental Management Strategy and Action Plan: Main Report. CEMSAP/GOWB, 1997.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

West Bengal Government of, Department of Environment. Environmental Management Strategy and Action Plan: Main Report. CEMSAP/GOWB, 1997.

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