TY  - BOOK
AU  - Emery F E
AU  - Trist E L
TI  - Towards a social ecology: contextual appreciation of the future in the present,
SN  - 0306305631
AV  - HM206 
U1  - 301.24 
PY  - 1972///
CY  - London, New York
PB  - Plenum Press
KW  - Social ecology
KW  - Urban ecology
KW  - Social history
KW  - 20th century
N1  - Bibliography: p. 224-236
ER  -