Crosswhite, Joe F. <br/><br/>
Merill Pre-calculus mathematics;  a programmed text 
[by] Vernon E. Howes. 
 - New York,  Wiley  1988 
 - 3 v.  illus.  22 cm. 
<br/><br/> Later ed. published in 2 v. in 1975 under title: Essentials of mathematics--pre-calculus.  "Answer shield[s]" inserted in each book. 
<br/><br/>book 1. Algebra.--book 2. Functions and relations.--book 3. Analytic trigonometry. 
<br/><br/><label>LCCN: </label>66026746  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.<br/>Mathematics--Programmed instruction.
<br/><br/><label>LC Class. No.: </label>QA303  / .C88 1988 
<br/><br/><label>Dewey Class. No.: </label>510