TY  - BOOK
AU  - Hartnett,William E.
TI  - Systems: approaches, theories, applications : including the proceedings of the eighth George Hudson Symposium held at Plattsburgh, New York, April 11-12, 1975 
T2  - Episteme
SN  - 9027708223
AV  - Q295 S87
PY  - 1977///
CY  - Dordrecht, Holland
PB  - D. Reidel Pub. Company
KW  - Teoría de sistemas
KW  - Congresos
ER  -