Lambert, D. (1972). Blackstone. Eyre Methuen Ltd.
Cita Chicago (17th ed.)Lambert, Derek. Blackstone. London: Eyre Methuen Ltd, 1972.
Cita MLA (8th ed.)Lambert, Derek. Blackstone. Eyre Methuen Ltd, 1972.
Atenció: Aquestes cites poden no estar 100% correctes.