Cover image for The effects of class interval systems on the visual correlation of choropleth maps.
Title:
The effects of class interval systems on the visual correlation of choropleth maps.
Author:
Olson, Judy Mae, 1944-
Personal Author:
Publication Information:
[Madison, Wis.], [publisher not identified], 1970.
Physical Description:
x, 214 pages : illustrations
General Note:
Microfilm edition (1 reel) Positive; filmed by University Microfilms.

Vita: p. [215]
Language:
English
Subject Term:
Format :
Book