World Health Organization. Regional Office for Europe, ebrary, Inc, Dora, C., & Phillips, M. A. (2000). Transport, environment, and health. World Health Organization, Regional Office for Europe.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWorld Health Organization. Regional Office for Europe, Inc ebrary, Carlos Dora, और Margaret A. Phillips. Transport, Environment, and Health. Copenhagen: World Health Organization, Regional Office for Europe, 2000.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWorld Health Organization. Regional Office for Europe, et al. Transport, Environment, and Health. World Health Organization, Regional Office for Europe, 2000.
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