Cita APA (7a ed.)

Great Britain. Customs Establishment & Great Britain. Public Record Office. (1960). Ledgers of Imports and Exports, America, 1768-1773: Records of imports and exports to and from Britain and its colonies. Public Record Office.

Cita Chicago Style (17a ed.)

Great Britain. Customs Establishment y Great Britain. Public Record Office. Ledgers of Imports and Exports, America, 1768-1773: Records of Imports and Exports to and from Britain and Its Colonies. London: Public Record Office, 1960.

Cita MLA (8a ed.)

Great Britain. Customs Establishment y Great Britain. Public Record Office. Ledgers of Imports and Exports, America, 1768-1773: Records of Imports and Exports to and from Britain and Its Colonies. Public Record Office, 1960.