TY  - BOOK
AU  - Keates, J.S.
TI  - Understanding maps
SN  - 0 582300398
U1  - 526.8 
PY  - 1982///
CY  - London
PB  - Longman
KW  - Map projection -
KW  - Mathematical geography - Map  projection -
N1  - Includes bibliographical references and index
ER  -