Cita APA (7th ed.)
Hartley, B., & Viney, P. (1981). Streamline English. Connections: An intensive English course for pre-intermediate students (4a. ed.). Oxford University Press.
Cita Chicago (17th ed.)
Hartley, Bernard, i Peter Viney. Streamline English. Connections: An Intensive English Course for Pre-intermediate Students. 4a. ed. New York: Oxford University Press, 1981.
Cita MLA (9th ed.)
Hartley, Bernard, i Peter Viney. Streamline English. Connections: An Intensive English Course for Pre-intermediate Students. 4a. ed. Oxford University Press, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.