Geenroso, E. (1999). Asian crisis makes management of ecozones jittery. Philippine Star.
Čikaški stil citiranja (17. izdanje)Geenroso, Ernesto. "Asian Crisis Makes Management of Ecozones Jittery." Philippine Star 1999.
MLA način citiranja (9. izdanje)Geenroso, Ernesto. "Asian Crisis Makes Management of Ecozones Jittery." Philippine Star, 1999.
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