study of environmental/ecological educational programs in the elementary grades in selected cities of Illinois
By: by Vivian A. Walkosz
Published: 1972
Language: eng
Number of pages: 122
Subjects: Nature -- Effect of human beings on -- Study and teaching; Ecology -- Study and teaching -- Illinois; Education, Elementary -- Illinois
Other titles: Environmental/ecological educational programs in the elementary grades in selected cities of Illinois
Notes: Microfilm of typescript. Ann Arbor, Mich. : University Microfilms, 1972. -- 1 reel ; 35 mm

Thesis--Northern Illinois University

Bibliography: leaves 106-110