Abstracts : 14th World Conference-ICA = Resumes : 14e Conférence mondiale-ACI /
ICA Conference(14th :1989 :Budapest, Hungary)
Lerner, János,editor.
Ajtay, Ágnes,editor.
Csillag, Ferenc,Dr.,editor.
International Cartographic Association.Hungarian National Committee.
Includes index.
Text in English and French.
Bartholomew Firm Library
Cartography