Leadership role of state supervisors of mathematics : Report of a conference under the auspices of the U.S. department of health, education, and welfare Washington, June 19-23, 1961 
U S Department of Health, Education, and welfare 
 - Washington, USA  U.S. Government Printing Office   1962 
 - 107p. 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School Administration