Kafle,Poonam. (2017). Consequences of air pollution among traffic police in selected areas of metropolitan cities of Kathmandu valley.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKafle,Poonam. Consequences of Air Pollution Among Traffic Police in Selected Areas of Metropolitan Cities of Kathmandu Valley. 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKafle,Poonam. Consequences of Air Pollution Among Traffic Police in Selected Areas of Metropolitan Cities of Kathmandu Valley. 2017.
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