TY  - BOOK
AU  - Churchman,C.West
TI  - The systems approach
SN  - 0440384079
U1  - 658.4/032 19
PY  - 1979///
CY  - New York, N.Y.
PB  - Dell Pub.
KW  - System analysis
N1  - "A Laurel book."
UR  - http://www.archive.org/details/systemsapproach00chur
UR  - http://www.openlibrary.org/books/OL21421851M
ER  -