Marasigan, J. A., Cruz, C. U., de Lara, R. G., & Garcia, L. B. (1989). New mathematics for today. Anvil Pub.
Cita Chicago (17th ed.)Marasigan, Jose A., Carmelita U. Cruz, Ruth G. de Lara, i Ligaya B. Garcia. New Mathematics for Today. Pasig City: Anvil Pub, 1989.
Cita MLA (9th ed.)Marasigan, Jose A., et al. New Mathematics for Today. Anvil Pub, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.