Krulik, Stephen and Rudnick, Jesse A. <br/><br/>
Problem solving  : a handbook for teachers 

 - London  ; Allyn And Bacon  , 1980 
 - 227p. 
<br/><br/><label>ISBN: </label>0205068472   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510  / KRU