Plastics pose 'doomsday' threat. Philippine daily inquirer.
Lua i Stíl Chicago (17ú heag.)"Plastics Pose 'Doomsday' Threat." Philippine Daily Inquirer .
Lua MLA (9ú heag.)"Plastics Pose 'Doomsday' Threat." Philippine Daily Inquirer, .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.