Workbook in analytic geometry 
Estimo, Noel Ande. 
 -  Philippine Foundation for Maritime Teaching Aids, Inc. (MARTA)  2000 
 - 105 pages. 
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<br/><br/><label>ISBN: </label>9-71840025-7 
<br/><br/><label>Dewey Class. No.: </label>M 516.3 Es8a 2000