Cita APA (7a ed.)

EMPSON, W. (1973). Seven types of ambiguity. Chatto and Windus.

Cita Chicago Style (17a ed.)

EMPSON, William. Seven Types of Ambiguity. London: Chatto and Windus, 1973.

Cita MLA (9a ed.)

EMPSON, William. Seven Types of Ambiguity. Chatto and Windus, 1973.

Precaución: Estas citas no son 100% exactas.