Schaaf, William Leonard, 1898-  Schaaf, William Leonard, 1898- <br/><br/>
The high school mathematics library. 

 - [Rev.]. 
 - Washington :  National Council of Teachers of Mathematics,  [1963] 
<br/><br/><label>LCCN: </label>63024753 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics -- Bibliography.--Mathematics -- Bibliography.