1. A.A. Arcelo, “Graduate Tracer Study,” Higher Education Research Papers, Commission on Higher Education, vol. 1, pp. 97–115, 2001.
2. J.P. Daguay and R.N. Padua, “The Supply and Demand for Higher Education Graduates in the Philippines,” Higher Education Research Papers, Commission on Higher Education, vol. 1, pp. 83–95, 2001.
3. E. Egos, “Tracer study of the teacher education graduates of CSCST Argao Campus: Basis for job placement,” unpublished.
4. E.V. Tan, R.L.V. Rica and E.G. Oracion, “AFNR Human Resource Tracer Study,” unpublished.
5. M. Ignacio, OIC Director NSCB Subnational Statistics NSCB 2006 Official Poverty Statistics presentation by Ms. Redencion Office. May, 2008.