APA (7th ed.) Citation
Hartley, B., & Viney, P. (1991). Streamline English: Connections: Workbook B: Units 41 - 80 (1. Edition.). Oxford University Press.
Chicago Style (17th ed.) Citation
Hartley, Bernard, and Peter Viney. Streamline English: Connections: Workbook B: Units 41 - 80. 1. Edition. Oxford: Oxford University Press, 1991.
MLA (9th ed.) Citation
Hartley, Bernard, and Peter Viney. Streamline English: Connections: Workbook B: Units 41 - 80. 1. Edition. Oxford University Press, 1991.
Warning: These citations may not always be 100% accurate.