Horsley, Kathryn <br/><br/>
Environment and population  : a sourcebook for teachers 
edit by Kathryn Horsley  
 - Washington, D C:  National Education Association,  1972. 
 -  112p. 
<br/><br/> PB 
<br/><br/>Includes bibliography 
<br/><br/><br/>eng 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population-Study and teaching
<br/><br/><label>Dewey Class. No.: </label>301.3  / ENV