Não informado. (1919). Fishery investigations. Ministry of Agriculture and Fisheries.
Chicago-Zitierstil (17. Ausg.)Não informado. Fishery Investigations. London: Ministry of Agriculture and Fisheries, 1919.
MLA-Zitierstil (8. Ausg.)Não informado. Fishery Investigations. Ministry of Agriculture and Fisheries, 1919.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.