FAO. (1990). Forest resources assessment 1990: Country briefs. Rome: FAO.
Trích dẫn kiểu ChicagoFAO. Forest Resources Assessment 1990: Country Briefs. Rome: FAO, 1990.
MLA引文FAO. Forest Resources Assessment 1990: Country Briefs. Rome: FAO, 1990.
警告:这些引文格式不一定是100%准确.