Development and problems of choropleth mapping for regional planning : paper / submitted by the Federal Republic of Germany.
1986
Полное описание
Условное обозначениеE/CONF.78/L.14
ЗаглавиеDevelopment and problems of choropleth mapping for regional planning : paper / submitted by the Federal Republic of Germany.
Дата[New York] : UN, 4 Dec. 1986.
Описание
14 p. : charts, graph.
Примечания
Prepared by U. Freitag.