Ramsay, G. D. (1957). English overseas trade during the centuries of emergence; studies in some modern origins of the English-speaking world. Macmillan.
Chicago-referens (17:e uppl.)Ramsay, George Daniel. English Overseas Trade During the Centuries of Emergence; Studies in Some Modern Origins of the English-speaking World. London: Macmillan, 1957.
MLA-referens (9:e uppl.)Ramsay, George Daniel. English Overseas Trade During the Centuries of Emergence; Studies in Some Modern Origins of the English-speaking World. Macmillan, 1957.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.