APA (7th ed.) Citation

Dellar, H., & Walkey, A. (2006). Innovations elementary workbook: A course in natural English. Thomson.

Chicago Style (17th ed.) Citation

Dellar, Hugh, and Andrew Walkey. Innovations Elementary Workbook: A Course in Natural English. London, UK: Thomson, 2006.

MLA (9th ed.) Citation

Dellar, Hugh, and Andrew Walkey. Innovations Elementary Workbook: A Course in Natural English. Thomson, 2006.

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