Textbook of environmental engineering /
Rao, Venugopala.
Textbook of environmental engineering / Venugopala Rao. - [S.l.] : Prentice-Hall of India Pvt.Ltd, 2004. - 280 p. ; 24 cm.
8120319303 (paperback) 9788120319301 (paperback)
Textbook of environmental engineering / Venugopala Rao. - [S.l.] : Prentice-Hall of India Pvt.Ltd, 2004. - 280 p. ; 24 cm.
8120319303 (paperback) 9788120319301 (paperback)