TY  - BOOK
AU  - Hart,Robert A.de J.
TI  - Ecosociety: a historical study of ecological man 
U1  - 301.3 
PY  - 1984///
CY  - Dehra Dun
PB  - Natraj
KW  - Collective settlements
KW  - History
KW  - Human ecology
ER  -