Skemp, Richard. R <br/><br/>
Understanding mathematics  Book-1&2 
Richard  R. Skemp 
 - London:  University of London Press,  1965. 
 - 309p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>372.73  / SKU