TY - BOOK AU - Pagal,Jenelyn B. TI - Students' Proficiency Level in Grade 9 Mathematics-Basis for the Development of Supplementary Learning Material U1 - 510 MAED PY - 2019/// CY - San Miguel, Iriga City PB - University of Saint Anthony KW - Students' profeciency level, mathematics N1 - Includes bibliographical references N2 - Students' proficiency level in grade 9 mathematics- basis for the development of supplementary learning material ER -