Cita APA (7a ed.)

Quirk, R., Greenbaum, S., & Leech, G. (1985). A COMPREHENSIVE grammar of the english language. Longman.

Cita Chicago Style (17a ed.)

Quirk, Randolph, Sidney Greenbaum, y Geoffrey Leech. A COMPREHENSIVE Grammar of the English Language. London: Longman, 1985.

Cita MLA (8a ed.)

Quirk, Randolph, et al. A COMPREHENSIVE Grammar of the English Language. Longman, 1985.