Cita APA

Hartley, B., & Viney, P. (1980). Streamline English: Departures : workbook A units 1 - 40 : Workbook B units 41 -80. Oxford: Oxford University Press.

Chicago Style Citation

Hartley, Bernard, i Peter Viney. Streamline English: Departures : Workbook A Units 1 - 40 : Workbook B Units 41 -80. Oxford: Oxford University Press, 1980.

Cita MLA

Hartley, Bernard, i Peter Viney. Streamline English: Departures : Workbook A Units 1 - 40 : Workbook B Units 41 -80. Oxford: Oxford University Press, 1980.