Guerra, Eugenuia V. creator author I. Puro, Lucy M. author II. Reyes, Victor O. author III. Sy-Tan, Josephine N. author IV. Cenita, Ruben B. author V. Gadia, Clemente author text Quezon City, Philippines Phoenix Publishing House c2014 monographic eng

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viii, 481 pages : illustrations ; 25cm. + CD. Eugenuia V. Guerra [and five others] 1. Mathematics -- Study and Reading Fil. 510 P574 2014 9789710636273 DWCL Main Lib. 260519 20260519004545.0