Fowler, W. S., & Pidcock, J. (1985). New proficiency english: Language and composition. Nelson.
Cita Chicago Style (17a ed.)Fowler, W. S., y J. Pidcock. New Proficiency English: Language and Composition. Edinburgh: Nelson, 1985.
Cita MLA (8a ed.)Fowler, W. S., y J. Pidcock. New Proficiency English: Language and Composition. Nelson, 1985.
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