Cita APA

Hartley, B., & Viney, P. Streamline english: Departures : workbook A / Bernard Hartley & Peter Viney (12.). Oxford : Oxford University Press.

Citación estilo Chicago

Hartley, Bernard, y Peter Viney. Streamline English: Departures : Workbook A / Bernard Hartley & Peter Viney. 12. Oxford : Oxford University Press.

Cita MLA

Hartley, Bernard, y Peter Viney. Streamline English: Departures : Workbook A / Bernard Hartley & Peter Viney. 12. Oxford : Oxford University Press.