TY  - BOOK
AU  - Dent,Borden D.
TI  - Principles of thematic map design
SN  - 0201113341 :
U1  - 526 
PY  - 1985///
CY  - Reading, Mass.
PB  - Addison-Wesley
KW  - Cartography
KW  - MCE
KW  - Thematic maps
ER  -