Sharma,Toran. Shrestha,Iswori Lal. Pokhrel,Amod. (2001). Determination of National standards for ambient and indoor air quality.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSharma,Toran. Shrestha,Iswori Lal. Pokhrel,Amod. Determination of National Standards for Ambient and Indoor Air Quality. 2001.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSharma,Toran. Shrestha,Iswori Lal. Pokhrel,Amod. Determination of National Standards for Ambient and Indoor Air Quality. 2001.
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