Roper, C. F. E. (1984). Fao species catalogue: An annotated and illustrated cataloque of species of interest to fisheries. Rome: FAO.
Dyfyniad Arddull ChicagoRoper, Clyde F. E. Fao Species Catalogue: An Annotated and Illustrated Cataloque of Species of Interest to Fisheries. Rome: FAO, 1984.
Dyfyniad MLARoper, Clyde F. E. Fao Species Catalogue: An Annotated and Illustrated Cataloque of Species of Interest to Fisheries. Rome: FAO, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.