Simplified college algebra : for business, economics, and other life sciences 
Agcaoili, Zenaida A. 
 -  Mutya Publishing House,  2002 
 - 223 p. ;. 
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<br/><br/><label>ISBN: </label>9-71821034-2 
<br/><br/><label>Dewey Class. No.: </label>F 512.0712 Si5 2002