Environmental studies /
Pandey, P.K.
Environmental studies / P.K. Pandey and Dhrubajyoti Kalita - Dibrugarh : Mahaveer Publications 2013. - 148 p. ; ill. : 24 cm.
It includes bibliographical information.
9788192527611
Enviromental studies
352.6 / PAN
Environmental studies / P.K. Pandey and Dhrubajyoti Kalita - Dibrugarh : Mahaveer Publications 2013. - 148 p. ; ill. : 24 cm.
It includes bibliographical information.
9788192527611
Enviromental studies
352.6 / PAN