FAO. (1997). International standards for phytosanitary measures: Export certification systems. Rome, Italy: FAO.
Chicago Style citaatFAO. International Standards for Phytosanitary Measures: Export Certification Systems. Rome, Italy: FAO, 1997.
MLA citatieFAO. International Standards for Phytosanitary Measures: Export Certification Systems. Rome, Italy: FAO, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.