Immergut, Brita. <br/><br/>
Introduction to algebra :  a workbook for reading, writing, and thinking about mathematics / 
by Brita Immergut ... et al. 
 - 2nd ed. 
 - New York :  Ardsley House,  c1991. 
 - xv, 399 p. ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra.