TY  - BOOK
AU  - Theakstone,W.H.
AU  - Harrison,Colin
TI  - The analysis of geographical data / 
SN  - 0435346911
U1  - 910 
PY  - 1974///
CY  - London
PB  - Heinemann Educational, 
KW  - Data Processing
KW  - Database Management
KW  - Gegevensverwerking, databasebeheer
ER  -