Environment information systems
Subtitle: proceedings.  Edited by R.F. Tomlinson.
Contributors: Tomlinson, R. F.; United Nations Educational, Scientific and Cultural Organization. Natural Resources Research Division.; International Geographical Union. Commission on Geographical Data Sensing and Processing.
Publisher: International Geographical Union Commission on Geographical Data Sensing and Processing
Published: 1970
Place of publication: [Ottawa]
Language: eng
Number of pages: 161
Subjects: Electronic data processing -- Geography -- Congresses.
Notes: "Held under the joint auspices of the Natual Resources Division of UNESCO and the Commission on Geograpical Data Sensing and Processing of the International Geographical Union."

Includes bibliograpical references.