APA (7th ed.) Citation

Hartley, B., & Viney, P. Streamline english. departures: Workbook a units 1-40 (23a ed.).

Chicago Style (17th ed.) Citation

Hartley, Bernard, and Peter Viney. Streamline English. Departures: Workbook a Units 1-40. 23a ed.

MLA (8th ed.) Citation

Hartley, Bernard, and Peter Viney. Streamline English. Departures: Workbook a Units 1-40. 23a ed.

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