Guibangunan, Belinda L. Oral participation in class, its contribution to effective language development at Damong Maliit Elementary School : an assessment Belinda L. Guinbangunan - Quezon City Dr. Carlos S. Lanting College 2013 - xxx, 110p. Education/ Administration and Supervision Subjects--Uniform Titles: Administration and Supervision LC Class. No.: CD-03059t