Citazione Stile APA (7a Edizione)

Food and Agriculture Organization of the United Nations. (1979). China: Azolla propagation and small-scale biogas technology. FAO.

Citazione stile Chigago Style (17a edizione)

Food and Agriculture Organization of the United Nations. China: Azolla Propagation and Small-scale Biogas Technology. Rome: FAO, 1979.

Citatione MLA (9a ed.)

Food and Agriculture Organization of the United Nations. China: Azolla Propagation and Small-scale Biogas Technology. FAO, 1979.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.