APA (7th ed.) Citation

Quirk, R. (1986). Words at work: Lectures on textual structure. Longman.

Chicago Style (17th ed.) Citation

Quirk, Randolph. Words at Work: Lectures on Textual Structure. [Essex, Eng.]: Longman, 1986.

MLA (9th ed.) Citation

Quirk, Randolph. Words at Work: Lectures on Textual Structure. Longman, 1986.