William K. Esler <br/><br/>
Teaching Elementary Science 
Esler, William K. 
 - 4th ed. 
 - California  Wadsworth Publuishing Company   1985 
 - 540p  Ill. 
<br/><br/><label>ISBN: </label>0-534-03408-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching Elementary Science<br/>Teaching of Science
<br/><br/><label>Dewey Class. No.: </label>372.35044  / ESL