TY  - BOOK
AU  - Worrall, Les  Ed.
TI  - Geographical information systems : developments and applications
U1  - 621.3678 
PY  - 1990///
CY  - London
PB  - Belhaven Press
KW  -  
KW  - India
KW  - Geographic information systems
KW  - Information storage and retrieval systems -- Geography
KW  - Syste`mes d'information -- Ge�ographie
KW  - Syste`mes d'information ge�ographique
KW  - geographic information systems
KW  - Environment planning Applications of computer systems
KW  - Geoinformationssystem
KW  - Aufsatzsammlung
KW  - Environment planning -- Applications of computer systems
ER  -