FAO. (1997). International standards for phytosanitary measures Part 4: Pest survellance; Requirements for the establishment of pest free areas. Rome: FAO.
Chicago ZitierstilFAO. International Standards for Phytosanitary Measures Part 4: Pest Survellance; Requirements for the Establishment of Pest Free Areas. Rome: FAO, 1997.
MLA ZitierstilFAO. International Standards for Phytosanitary Measures Part 4: Pest Survellance; Requirements for the Establishment of Pest Free Areas. Rome: FAO, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.