Laurencio, Maria Kathy A. Internal factors affecting the academic performance of Grade Three Pupil's in Pasong Tamo Elementary School Quezon City sy 2011-2012 Maria Kathy A. Laurencio - Quezon City Dr. Carlos S. Lanting College 2012 - xxiii, 117p. Education/Administration Supervision Subjects--Uniform Titles: Education/Administration Supervision LC Class. No.: CD-02222t