FAO. (1997). FAO agricultural series; N30: The state of food and agriculture. Rome: FAO.
Trích dẫn kiểu ChicagoFAO. FAO Agricultural Series; N30: The State of Food and Agriculture. Rome: FAO, 1997.
MLA引文FAO. FAO Agricultural Series; N30: The State of Food and Agriculture. Rome: FAO, 1997.
警告:這些引文格式不一定是100%准確.