TY  - BK
AU  - Aronoff,S.
TI  - Geographic information systems:  A management perspective
SN  - 0-921804-91-1
U1  - 001.424 
PY  - 1993///
CY  - Ottawa (Canada)
PB  - WDL Publications, 
KW  - Geography
KW  - Methods
KW  - Research
KW  - GIS
ER  -