TY  - BOOK
AU  - Hanken A F G
TI  - Cybernetics and Society: An analysis of social systems
T2  - Cybernetics and systems series; 6
U1  - D6:78, M1 
PY  - 1981///
CY  - Tunbridge
PB  - Wells ABA Cus       
KW  - Control Theory
ER  -