Cita APA (7th ed.)

Burchfield, R. W. (1972). A supplement to the Oxford English dictionary. Clarendon Press.

Cita Chicago (17th ed.)

Burchfield, Robert William. A Supplement to the Oxford English Dictionary. Oxford: Clarendon Press, 1972.

Cita MLA (8th ed.)

Burchfield, Robert William. A Supplement to the Oxford English Dictionary. Clarendon Press, 1972.