TY  - BOOK
AU  - Bertalanffy, Ludwig Von
AU  - Rapoport, Anatol
TI  - General systems : yearbook of the society for general systems research. vol. IX
U1  - 003 
PY  - 1964///
CY  - Ann Arbor
PB  - The Society General Systems Reseach
KW  - Cybernetics
KW  - Geomorphology
ER  -