Haldi, John F. <br/><br/>
Basic mathematics  skills and structure 
by John F. Haldi. 
 - Boston  Houghton Mifflin Co.  1978 
 - x, 397p 
<br/><br/><label>ISBN: </label>0395251176 
<br/><br/><label>LCCN: </label>77-073943 
<br/><br/><label>Dewey Class. No.: </label>510.15  / N78