Todd, W. B. (1972). A directory of printers and others in allied trades, London and vicinity 1800-1840. Printing Historical Society.
Cita Chicago Style (17a ed.)Todd, William B. A Directory of Printers and Others in Allied Trades, London and Vicinity 1800-1840. London: Printing Historical Society, 1972.
Cita MLA (8a ed.)Todd, William B. A Directory of Printers and Others in Allied Trades, London and Vicinity 1800-1840. Printing Historical Society, 1972.
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