Watkins, F., Clandfield, L., Crystal, D., & Jeffries, A. (2010). global: Pre-intermediate. Teachers book. Oxford: Macmillan.
Citación estilo ChicagoWatkins, Frances, Lindsay Clandfield, David Crystal, and Amanda Jeffries. Global: Pre-intermediate. Teachers Book. Oxford: Macmillan, 2010.
Cita MLAWatkins, Frances, Lindsay Clandfield, David Crystal, and Amanda Jeffries. Global: Pre-intermediate. Teachers Book. Oxford: Macmillan, 2010.
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