FAO. (1999). FAO trade-related technical assistance and information. Rome: FAO.
Trích dẫn kiểu ChicagoFAO. FAO Trade-related Technical Assistance and Information. Rome: FAO, 1999.
MLA引文FAO. FAO Trade-related Technical Assistance and Information. Rome: FAO, 1999.
警告:这些引文格式不一定是100%准确.