APA (7th ed.) Citation

Greenbaum,Sidney,Quirk,r. (1973). A University Grammar of English / R.Quirk. Longman.

Chicago Style (17th ed.) Citation

Greenbaum,Sidney,Quirk,r. A University Grammar of English / R.Quirk. Longman, 1973.

MLA (8th ed.) Citation

Greenbaum,Sidney,Quirk,r. A University Grammar of English / R.Quirk. Longman, 1973.

Warning: These citations may not always be 100% accurate.