Briggs, Thomas H. <br/><br/>
Improving instruction through supervision 
by Thomas H. Briggs and Joseph Justman 
 - New York  Macmillan  1956 
 - xii, 523p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>School management and organization<br/>School superintendents and principals
<br/><br/><label>Dewey Class. No.: </label>P147 B768