Batiller, J., & Primary World Mathematics Competition. (2000). The travails of the mathematically gifted. Manila Times.
Citazione stile Chigago Style (17a edizione)Batiller, Josephine, e Primary World Mathematics Competition. "The Travails of the Mathematically Gifted." Manila Times 2000.
Citatione MLA (9a ed.)Batiller, Josephine, e Primary World Mathematics Competition. "The Travails of the Mathematically Gifted." Manila Times, 2000.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.