TY  - BOOK
AU  - Tyner,Judith
TI  - Introduction to thematic cartography
SN  - 0134891058
PY  - 1992///
CY  - Englewood Cliffs, N. J.
PB  - Prentice-Hall
KW  - Cartography
N1  - Bibliography : p. 285-289
ER  -