TY  - BOOK
AU  - Bunge, Mario
AU  - Bunge,Mario
TI  - Treatise on Basic Philosophy:  Vol.4. Ontology II: A World of Systems
SN  - 9027709440   
U1  - N20 
PY  - 1979///
CY  - Holland
PB  - D. REIDEL PUBLISHING COMPANY
N1  - includes index and biblioraphy
ER  -