TY  - BOOK
AU  - Benseler Frank Ed.
TI  - Autopoiesis, communication and society:  The theory   
U1  - Y:(B2893), M0 
PY  - 1980///
CY  - Frankfurt
PB  - Campus Verlag         
KW  - Sociometry
N1  - bibiliography P 207-26
ER  -