Schult, Veryl <br/><br/>
Inservice mathematics education 

 -  U.S.Department of health,education and welfare,  1963. 
 - 129p.  21cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510.7  / SCH