TY  - BOOK
AU  - Emery F.E.
AU  - F.E.Emery(Ed.)
ED  - 
TI  - Systems Thinking : Selected Readings
U1  - 658.01 Eme/Sys 
PY  - 1969///
CY  - London
PB  - Penguin Books
KW  - General Management
N1  - B
ER  -