Caldez, E. (2003). 17-year old Cagayan student invents remote thermometer. Philippine Daily Inquirer.
Citazione stile Chigago Style (17a edizione)Caldez, Estanislao. "17-year Old Cagayan Student Invents Remote Thermometer." Philippine Daily Inquirer 2003.
Citatione MLA (9a ed.)Caldez, Estanislao. "17-year Old Cagayan Student Invents Remote Thermometer." Philippine Daily Inquirer, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.