CMDA.;Metropolitan Water and Sanitation Authority. (1996). Sustaining Calcutta: Present status report of the urban peoples environment. Metropolitan Water and Sanitation Authority.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCMDA.;Metropolitan Water and Sanitation Authority. Sustaining Calcutta: Present Status Report of the Urban Peoples Environment. Metropolitan Water and Sanitation Authority, 1996.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCMDA.;Metropolitan Water and Sanitation Authority. Sustaining Calcutta: Present Status Report of the Urban Peoples Environment. Metropolitan Water and Sanitation Authority, 1996.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.