: soaring 21st century mathematics Kotah, Manuel T. co-author Gayangos, Samuel G. co-author Caumeran, Marlon A. co-author Coyme, Ma. Donna A. co-author text Quezon City Phoenix Publishing House, Inc. c2006 monographic eng

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ix, 369 p. : ill. ; 25 cm. / Simon L. Chua, D.T., [et.al.]. Includes bibliography and index. Trigonometry Fil. 516.24 A652 2006 971-06-2667-1 230302 20230302090604.0 eng