TY  - BOOK
AU  - Unwin,D.
AU  - Dawson,John A.
TI  - Computer programming for geographers
SN  - 0582300959 :
AV  - G70.2 .U58 1985
U1  - 001.64/24�19 
PY  - 1985///
CY  - London
PB  - Longman
KW  - Geography
KW  - Data processing
ER  -