TY  - BOOK
AU  - Hanken,A F G
TI  - Cybernetics and society : An analysis of social systems
SN  - 0 85626 168 8
U1  - 303.4834 
PY  - 1981///
CY  - Kent
PB  - Abacus press
KW  - social system theory
KW  - Sociology
ER  -