TY  - BOOK
AU  - Dent,Borden D.
TI  - Cartography: thematic map design 
SN  - 0697384950
U1  - 526 23
PY  - 1999///
CY  - Boston
PB  - WCB/McGraw-Hill
KW  - Cartography
KW  - Thematic maps
N1  - Includes index; Includes bibliographical references
ER  -