Cita APA (7a ed.)

Leech, G. N., & Quirk, R. (1973). A Linguistic Guide to English Poetry (3rd impression.). Longman.

Cita Chicago Style (17a ed.)

Leech, Geoffrey N., y Randolph Quirk. A Linguistic Guide to English Poetry. 3rd impression. London: Longman, 1973.

Cita MLA (9a ed.)

Leech, Geoffrey N., y Randolph Quirk. A Linguistic Guide to English Poetry. 3rd impression. Longman, 1973.