Cita APA (7a ed.)

Hutchinson, T., & Waters, A. (1987). English for specific purposes: A learning-centred approach. Cambridge University Press.

Cita Chicago Style (17a ed.)

Hutchinson, Tom, y Alan Waters. English for Specific Purposes: A Learning-centred Approach. Cambridge [Cambridgeshire]: Cambridge University Press, 1987.

Cita MLA (8a ed.)

Hutchinson, Tom, y Alan Waters. English for Specific Purposes: A Learning-centred Approach. Cambridge University Press, 1987.

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