Penna, Judith A. <br/><br/>
Graphing calculator manual :  college algebra and algebra and trigonometry / 
Judith A. Penna ... [et al.] 
 - Reading, Massachuchusetts :  Addison-Wesley,  1997. 
 - 229 p. :  ill. ;  26 cm. 
<br/><br/> Manual to accompany with: College algebra and algebra and trigonometry  
<br/><br/><label>ISBN: </label>0201873605 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculators--Handbooks, manuals.<br/>Algebra--Graphic methods.<br/>Graphic calculators.