Philippines. University. Science Education Center. (1967). Chemistry for Philippine school. s.n.
Cita Chicago Style (17a ed.)Philippines. University. Science Education Center. Chemistry for Philippine School. Quezon City: s.n, 1967.
Cita MLA (9a ed.)Philippines. University. Science Education Center. Chemistry for Philippine School. s.n, 1967.
Precaución: Estas citas no son 100% exactas.