Citazione Stile APA (7a Edizione)

QUIRK, R., & GREENBAUM, S. (1982). A University grammar of English. Longman Limited Group.

Citazione stile Chigago Style (17a edizione)

QUIRK, Randolph, e Sidney GREENBAUM. A University Grammar of English. Harlow: Longman Limited Group, 1982.

Citatione MLA (9a ed.)

QUIRK, Randolph, e Sidney GREENBAUM. A University Grammar of English. Longman Limited Group, 1982.