Wajnryb, Ruth. <br/><br/>
Classroom observation tasks :  resource book for language techers and trainers / 
By Ruth Wajnryb. 
 - 1st ed. 
 - New Delhi :  Cambridge University Press ,  2010. 
 - viii,145p. ;  PB  23.4 cm 
<br/><br/><label>ISBN: </label>9781107400153 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language<br/>Teaching skills and strategies<br/>Materials and resources
<br/><br/><label>Dewey Class. No.: </label>410.2  / WAJR