Pandey, B.N.
Biodiversity conservation, environmental polution and ecology /
B N Pandey; R K Choudhary; B K Singh
- New Delhi: APH pub., 2002.
- 2 volumes 30cm.
2 volumes
8176483745 8176483753 8176483761
Pollution
Biodiversity conservation
Ecology
333.7 / BIO 2002