APA (7th ed.) Citation

Dellar, H., & Walkley, A. (2005). Innovations pre-intermediate workbook: A course in natural English. Thomson.

Chicago Style (17th ed.) Citation

Dellar, Hugh, and Andrew Walkley. Innovations Pre-intermediate Workbook: A Course in Natural English. London, UK: Thomson, 2005.

MLA (9th ed.) Citation

Dellar, Hugh, and Andrew Walkley. Innovations Pre-intermediate Workbook: A Course in Natural English. Thomson, 2005.

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