APA (7th ed.) Citation

Close, R. A. (1975). A reference grammar for students of English. Longman.

Chicago Style (17th ed.) Citation

Close, R. A. A Reference Grammar for Students of English. London: Longman, 1975.

MLA (9th ed.) Citation

Close, R. A. A Reference Grammar for Students of English. Longman, 1975.

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