APA (7th ed.) Citation

HORNBY, A. S. A Guide to Patterns and Usage in English. Oxford University.

Chicago Style (17th ed.) Citation

HORNBY, A. S. A Guide to Patterns and Usage in English. Oxford University.

MLA (8th ed.) Citation

HORNBY, A. S. A Guide to Patterns and Usage in English. Oxford University.

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