SCIENCE CATEGORY:
Biology
STARR, C. and C.A. Evers. 2006. Biology concepts and Application of Human Emphasis. 6th edition. Australia: Brooks/Cole.
Chemistry
BROWN, T.L., H.E. LEMAY, Jr., B.E. BURSTEN and J.R. BURDGE. 2004. Chemistry: The Central Science. 9th edition. New Jersey: Prentice Hall, Inc.
CHANG, R. 2005. Chemistry. 8th edition. New York: McGraw-Hill.
EBBING, P.D. and S.D. GAMMON. 1999. General Chemistry. 6th edition. New York: Houghton Mifflin Company.
METCALFE, H.C., J.E. WILLIAMS and J.F. CASTKA. 1982. Modern Chemistry. New York: Holt, Rinehart and Winston Publishers.
ZUMDAHL, S.S. S.A. ZUMDAHL and P.B. KELTER. 2002. Chemistry. 6th edition. New York: Houghton Mifflin Company.
Earth Science
PLUMMER, C.C., D. McGEARY and D.H. CARLSON. 2003. Physical Geology. 9th edition. New York: McGraw-Hill.
TARBUCK, E.J. and F.K. LUTGENS. 1990. The Earth: An Introduction to Physical Geology. 3rd edition. Columbus: Merill Publishing Company.
Physics
HEWITT, P.G. 1998. Conceptual Physics. 8th edition. Massachusetts: Addison-Wesley Publishing Company, Inc.
YOUNG, H.D. and R.A. FREEDMAN. 1996. University Physics. 9th edition. Massachusetts: Addison-Wesley Publishing Company, Inc.
MATHEMATICS CATEGORY:
BROUECHE, N.W. 1988. Business Mathematics: A Collegiate Approach. 5th edition. New Jersey: Prentice-Hall, Inc.
FOERSTER, P. A. 1990. Trigonometry Functions and Applications. 3rd edition. Massachusetts: Addison-Wesley Publishing Company, Inc.
JOHNSON, R.A. and G.K. BHATTACHARYYA. 1987. Statistics: Principles and Methods. 2nd edition. New York: John Wiley & Sons, Inc.
LEITHOLD, L. 2002. College Algebra and Trigonometry. Massachusetts: Addison-Wesley Publishing Company, Inc.
LEITHOLD, L. 2002. The Calculus 7. Massachusetts: Addison-Wesley Publishing Company, Inc.
HISTORY CATEGORY:
Philippine History
AGONCILLO, T.A. 2007. History of the Filipino People. 8th edition. Quezon City: Garotech Publishing.
FUNTECHA, H.F. and M.J. PADILLA. 1999. A Study Guide in Philippine History. Iloilo City: Mindset Publishing, Inc.
Asian History
World History
BRUUN, G. and V.S. MAMETEY. The World in the Twentieth Century. 5th edition.
Economics
COSTALES, C.A., A.L. BELLO, M.A.O. CATELO, A.C. CUEVAS, G.I. GALINATO and U.E. RODRIGUEZ. 2000. Economics: Principles and Applications. Quezon City: JMC Press, Inc.
FRANCIA, J., E. GONZALES and J. MACARUBBO. 2005. Basic Economics. Quezon City: New Horizon Publications