Standard educational tests and measurements as a basis for a co-operative research plan. 

 - Chapel Hill, N.C.,  The University  [1918] 
 - 29 p.  incl. tables.  23 cm. 
 - The University of North Carolina record,  Extension series  no. 154, January 1918.  no. 27 .
<br/><br/> Cover-title. 
<br/><br/><label>LCCN: </label>e  18000847  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grading and marking (Students)<br/>Research.
<br/><br/><label>LC Class. No.: </label>LB3052.N8  / A5 1918