TY  - BOOK
AU  - Smith,David  .
TI  - Systems thinking : in library and information management / 
SN  - 0851573339
U1  - 020 
PY  - 1980///
CY  - New York : 
PB  - Clive Bingley , 
KW  - LIBRARY SCIENCE
N1  - Includes bibliography and index
ER  -