TY - BOOK AU - Gallardo, Filomena Barbara R TI - Development and validation of a teaching resource package in organic chemistry PY - 2000/// KW - Teaching--Aids and devices KW - Chemistry--Study and teaching KW - Chemistry, Organic N1 - Thesis (M.A.Ed-Chemistry) -- Mariano Marcos State University-Graduate School, Laoag City; Bibliography: leaves 59-62 ER -