Precalculus 
Larson, Roland. 
 - Fourth edition. 
 -  Houghton Mifflin Company.  1997 
 - xxvi, 878, A208 pages 
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<br/><br/><label>ISBN: </label>0-669-41741-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>Dewey Class. No.: </label>510 L3345 1997