Grace, E. (1950). Letters of a West African trader, Edward Grace, 1767-70. Council for the Preservation of Business Archives.
Chicagoスタイル(17版)引用形式Grace, Edward. Letters of a West African Trader, Edward Grace, 1767-70. London [England]: Council for the Preservation of Business Archives, 1950.
MLA(8版)引用形式Grace, Edward. Letters of a West African Trader, Edward Grace, 1767-70. Council for the Preservation of Business Archives, 1950.
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