TYLER, Leona R. <br/><br/>
Testing and measurements/ 
Leona R. Tyler 
 - 2nd ed. 
 - London:  Prentice Hill,  c1973 
 - vii,99p.:  ill.; 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0139119337 
<br/><br/><label>Dewey Class. No.: </label>150