APA (7th ed.) Citation

Duckworth. (1998). Oxford business english: Grammar & practice. Oxford University Press.

Chicago Style (17th ed.) Citation

Duckworth. Oxford Business English: Grammar & Practice. Oxford: Oxford University Press, 1998.

MLA (9th ed.) Citation

Duckworth. Oxford Business English: Grammar & Practice. Oxford University Press, 1998.

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