Environmental ecology /
Yadav, P.R.
Environmental ecology / P.R. Yadav, Shubhrata R. Mishra. - New Delhi : Discovery Publishing House 2004 - 356 pages : illustrations ; 21 cm.
81-7141-753-1
Ecology.
MAIN QH 545.A1 / .Y33 2004
Environmental ecology / P.R. Yadav, Shubhrata R. Mishra. - New Delhi : Discovery Publishing House 2004 - 356 pages : illustrations ; 21 cm.
81-7141-753-1
Ecology.
MAIN QH 545.A1 / .Y33 2004