Gallagher, James J., Nuthall, Graham A. and Rosenshine, Barak <br/><br/>
Classroom observation 

 - Usa  ; Rand Mcnally And Company  , 1970 
 - 131p. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Classroom Management<br/>Education
<br/><br/><label>Dewey Class. No.: </label>371.1024  / GAL