Cita APA (7a ed.)
Murphy, R., & Altman, R. (1996). Grammar in use: Reference and practice for intermediate students of english. Cambridge University Press.
Cita Chicago Style (17a ed.)
Murphy, Raymond, y Roann Altman. Grammar in Use: Reference and Practice for Intermediate Students of English. Cambridge: Cambridge University Press, 1996.
Cita MLA (9a ed.)
Murphy, Raymond, y Roann Altman. Grammar in Use: Reference and Practice for Intermediate Students of English. Cambridge University Press, 1996.
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