Beck, William Carl,  1983- <br/><br/>
A programmed course in basic algebra / 
William C. Beck and James R. Trier 
 - Reading, MA. :  Addison-Wesley,  1971 
 - 458p. ;  28cm. 
<br/><br/><label>ISBN: </label>0201004453 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra