Jusay, A. (2002). How five youngsters became full-fledged environmentalists. Manila Bulletin.
Chicago-Zitierstil (17. Ausg.)Jusay, Annalyn. "How Five Youngsters Became Full-fledged Environmentalists." Manila Bulletin 2002.
MLA-Zitierstil (9. Ausg.)Jusay, Annalyn. "How Five Youngsters Became Full-fledged Environmentalists." Manila Bulletin, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.