(2002). Many herbicides and pesticides may do more harm than good. Manila Bulletin.
Čikaški stil citiranja (17. izdanje)"Many Herbicides and Pesticides May Do More Harm than Good." Manila Bulletin 2002.
MLA način citiranja (9. izdanje)"Many Herbicides and Pesticides May Do More Harm than Good." Manila Bulletin, 2002.
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