Não informado. (2018). Overseas Trade Statistics of the United Kingdom. Her Majesty's Stationery Office.
Chicago (17e ed.) BronvermeldingNão informado. Overseas Trade Statistics of the United Kingdom. London: Her Majesty's Stationery Office, 2018.
MLA (8e ed.) BronvermeldingNão informado. Overseas Trade Statistics of the United Kingdom. Her Majesty's Stationery Office, 2018.
Let op: Deze citaties zijn niet altijd 100% accuraat.