Mansfield, Wendy. <br/><br/>
Public school principal survey on safe, disciplined, and drug-free schools  contractor report 
Wendy Mansfield, Elizabeth Farris. 
 - Washington  National Center for Education Statistics  1992. 
 - ix, 45 p.  28 cm. 
<br/><br/><label>ISBN: </label>0160361338 
<br/><br/><label>LCCN: </label>doc92000774  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drug abuse--Statistics.--United States