Sta. Maria. Antonia C. <br/><br/>College algebra Antonia C. Sta Maria  - Metro Manila:  National Book Store;  c1998  - vi, 175 pages:  with Illustrations;  25 cm. <br/><br/><label>ISBN: </label>9710842277 <br/><br/><label>LC Class. No.: </label>QA154  / .S7751 1998