Lagua, Derico G. The implementation of the Basic Education Curriculum (BEC) of Department of Education (DEPED) in the public secondadry schools in the Eastern Area of Isabela Derico G. Lagua - Cauayan City, Isabela Isabela Colleges 2012 - vii, 104p. Education Subjects--Uniform Titles: Education LC Class. No.: CD-02977t