United States sources of information in the area of desertification.
Subtitle: U.S. National Focal Point of the United Nations Environment Program, International Referral System.
Series: EPA ; 840-77-008; EPA (Series) -- 840-77-008.
Publisher: Environmental Protection Agency, Assistant Administrator for Planning and Management, Office of Administration
Published: 1977
Place of publication: Washington
Language: eng
Number of pages: 23
Subjects: United States National Focal Point.; United States International Environmental Referral Center.; Arid regions -- Information services.; Deserts -- Information services.
Other titles: United Nations Environment Program International Referral System.
Notes: On the cover: USIERC, desertification.