Environment and natural resources : ecological and economic perspectives /
Editor ; O. P. Singh
- New Delhi. : Regency Publications ; c2006.
- xiv,368 p. : ill ; 20 cm.
Includes Indexes.
8189233394
--Environment and Natural Resources.
333.720 / ENV
Includes Indexes.
8189233394
--Environment and Natural Resources.
333.720 / ENV