Lopez, L. J. (2001). Mind your manners on mobiles. Philippine Star.
Lua i Stíl Chicago (17ú heag.)Lopez, Letty Jacinto. "Mind Your Manners on Mobiles." Philippine Star 2001.
Lua MLA (9ú heag.)Lopez, Letty Jacinto. "Mind Your Manners on Mobiles." Philippine Star, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.