Index to environmental studies (multimedia).
Contributors: National Information Center for Educational Media.
Edition: 2nd ed.
Publisher: National Information Center for Educational Media, University of Southern California
Published: 1981
Place of publication: Los Angeles, Calif
Language: eng
Number of pages: 831
Subjects: Ecology -- Audio-visual aids -- Indexes.; Environmental protection -- Audio-visual aids -- Indexes.; Science -- Audio-visual aids -- Indexes.