Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.