Underwood, M. <br/><br/>
Effective class management:  a practical approach/ 

 - London:  Longman,  1987. 
 - 96 p.:  ill.;  21 cm. 
<br/><br/><label>ISBN: </label>9780582746220 
<br/><br/><label>LC Class. No.: </label>DUCE PE1128.A2