FAO. (1997). International standards for phytosanitary measures: Export certification systems. Rome, Italy: FAO.
Čikaški stil citiranjaFAO. International Standards for Phytosanitary Measures: Export Certification Systems. Rome, Italy: FAO, 1997.
MLA način citiranjaFAO. International Standards for Phytosanitary Measures: Export Certification Systems. Rome, Italy: FAO, 1997.
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