TY  - BOOK
AU  - Vyas, Harish Chandra.
TI  - Paristhitiki evam paryavaran
SN  - 8170562252 :
U1  - 363.73 
PY  - 2001///
CY  - Jaipur
PB  - Pachsheel Prakashan
KW  - Environment
KW  - Social aspects
KW  - Pollution
KW  - Natural resources
KW  - Environmental protection
KW  - Ecology
KW  - Human ecology
ER  -