Herbert F. Spitzer <br/><br/>
Teaching elementary school mathematics 

 - Boston  Houghton Mifflin Ciompany  1967 
 - 373p  25cm 
<br/><br/><label>Subjects--Uniform Titles: </label><br/> Mathematics <br/>Study and teaching (Elementary)
<br/><br/><label>Dewey Class. No.: </label>372.7 S761t