Environmental management /
Uberoi, N. K.
Environmental management / N. K. Uberoi. - 2nd ed. - New Delhi : Excel Books, 2003. - xviii, 414 p.
817446342 :
Environmental management.
Environmental management / N. K. Uberoi. - 2nd ed. - New Delhi : Excel Books, 2003. - xviii, 414 p.
817446342 :
Environmental management.