Wajnryb, Ruth. <br/><br/>
Classroom observation tasks :  a resource book for language teachers and trainers / 
Ruth Wajnryb. 
 - Cambridge [England] ;  New York :  Cambridge University Press,  1992. 
 - viii, 145 p. :  ill. 
 - Cambridge teacher training and development .
<br/><br/><label>ISBN: </label>0521403626 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language teachers--Training of.<br/>Observation (Educational method)