A determination of basic urban environmental understandings important for inclusion in the elementary school curriculum
By: by Leo Leonard Ronfeldt
Published: 1970
Language: eng
Number of pages: 173
Subjects: Conservation of natural resources -- Study and teaching (Elementary); Ecology -- Study and teaching (Elementary); Education, Urban -- United States
Notes: Microfilm of typescript. Ann Arbor, Mich. : University Microfilms, [1970?] -- 1 reel ; 35 mm

Thesis--University of South Dakota

Bibliography: leaves 130-138