TY  - BOOK
AU  - Chottopadhyaya,D P  .
TI  - Environment evolution and values : studies in man, society and science / 
U1  - 301 
PY  - 1987///
CY  - New Delhi : 
PB  - South Asian Publishers , 
KW  - SOCIAL SCIENCE
N1  - Includes index
ER  -