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Lua i Stíl Chicago (17ú heag.)Pagsanjan-Estrera, Iris. "Environmentalists Slam Bt Corn Commercialization: Hunger Strike Continues." Philippine Collegian 2003.
Lua MLA (9ú heag.)Pagsanjan-Estrera, Iris. "Environmentalists Slam Bt Corn Commercialization: Hunger Strike Continues." Philippine Collegian, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.