Batiller, J., & Primary World Mathematics Competition. (2000). The travails of the mathematically gifted. Manila Times.
Cita Chicago Style (17a ed.)Batiller, Josephine, y Primary World Mathematics Competition. "The Travails of the Mathematically Gifted." Manila Times 2000.
Cita MLA (9a ed.)Batiller, Josephine, y Primary World Mathematics Competition. "The Travails of the Mathematically Gifted." Manila Times, 2000.
Precaución: Estas citas no son 100% exactas.