Caldez, E. (2003). 17-year old Cagayan student invents remote thermometer. Philippine Daily Inquirer.
Lua i Stíl Chicago (17ú heag.)Caldez, Estanislao. "17-year Old Cagayan Student Invents Remote Thermometer." Philippine Daily Inquirer 2003.
Lua MLA (9ú heag.)Caldez, Estanislao. "17-year Old Cagayan Student Invents Remote Thermometer." Philippine Daily Inquirer, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.