Cita APA (7a ed.)
Viney, P., & Hartley, B. (1990). Streamline English Directions: An intensive English course for upper intermedite students (1a. ed.). Oxford University Press.
Cita Chicago Style (17a ed.)
Viney, Peter, y Bernard Hartley. Streamline English Directions: An Intensive English Course for Upper Intermedite Students. 1a. ed. Buenos Aires: Oxford University Press, 1990.
Cita MLA (9a ed.)
Viney, Peter, y Bernard Hartley. Streamline English Directions: An Intensive English Course for Upper Intermedite Students. 1a. ed. Oxford University Press, 1990.
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