APA (7th ed.) Citation

Duckworth, M. (1995). Grammar & practice. Oxford University Press.

Chicago Style (17th ed.) Citation

Duckworth, Michael. Grammar & Practice. Oxford: Oxford University Press, 1995.

MLA (8th ed.) Citation

Duckworth, Michael. Grammar & Practice. Oxford University Press, 1995.

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