एपीए उद्धरण

Lekha Nair, L. (2001). Studies on the impact of air pollution on vegetation with reference to Hindustan Newsprint Factory, Vellore, Kottayam District( at SES Kottayam) (MPhil.).

शिकागो स्टाइल उद्धरण

Lekha Nair, L. Studies on the Impact of Air Pollution on Vegetation with Reference to Hindustan Newsprint Factory, Vellore, Kottayam District( at SES Kottayam). MPhil. Kottayam, School of Environmental Science, M G University, 2001.

एमएलए उद्धरण

Lekha Nair, L. Studies on the Impact of Air Pollution on Vegetation with Reference to Hindustan Newsprint Factory, Vellore, Kottayam District( at SES Kottayam). MPhil. 2001.