Não informado. (1919). Fishery investigations. Ministry of Agriculture and Fisheries.
Lua i Stíl Chicago (17ú heag.)Não informado. Fishery Investigations. London: Ministry of Agriculture and Fisheries, 1919.
Lua MLA (8ú heag.)Não informado. Fishery Investigations. Ministry of Agriculture and Fisheries, 1919.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.