GFCM. (1993). Fisheries and environment system studies in the black sea system. Rome: FAO.
Chicago Style aipamenaGFCM. Fisheries and Environment System Studies in the Black Sea System. Rome: FAO, 1993.
MLA aipamenaGFCM. Fisheries and Environment System Studies in the Black Sea System. Rome: FAO, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.