Aquino, M. A., Paguntalan, C. C., & Punzalan, R. N. (1975). Individualizing elementary science instruction using the UP-SEC ESS guides.
Cita Chicago (17th ed.)Aquino, Minda A., Cynthia C. Paguntalan, i Rosario N. Punzalan. Individualizing Elementary Science Instruction Using the UP-SEC ESS Guides. 1975.
Cita MLA (9th ed.)Aquino, Minda A., et al. Individualizing Elementary Science Instruction Using the UP-SEC ESS Guides. 1975.
Atenció: Aquestes cites poden no estar 100% correctes.