Sumner, Raymond <br/><br/>
Achievement in secondary school  attitudes, personality and school success / 
R. Sumner and F. W. Warburton 
 - London :  National Foundation forEducational Research,  1972 
 - 208 p. :  ill.;  22 cm. 
<br/><br/>Bibliography: p. 207-208. 
<br/><br/><label>ISBN: </label>0901225762 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education, Secondary--United Kingdom<br/>Child psychology<br/>Academic achievement--United Kingdom