Walker, Rob and Adelman, Clem <br/><br/>
Aguide to classroom observation 

 - London  ; Methuen  , 1975 
 - 178p. 
<br/><br/><label>ISBN: </label>0416812104  £2.95 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classroom<br/>Education
<br/><br/><label>Dewey Class. No.: </label>371.25  / WAL