Cita APA (7a ed.)

Leech, G. N. (1970). Towards a semantic description of English. Indiana University Press.

Cita Chicago Style (17a ed.)

Leech, Geoffrey N. Towards a Semantic Description of English. Bloomington [etc.]: Indiana University Press, 1970.

Cita MLA (9a ed.)

Leech, Geoffrey N. Towards a Semantic Description of English. Indiana University Press, 1970.