Soars, L., & Liz & John Soars with Jop Devoy. (1998). New Headway English Course: Upper-intermediate (Workbook without key). Oxford: Oxford University Press.
Stile di citazione ChicagoSoars, Liz, e Liz & John Soars with Jop Devoy. New Headway English Course: Upper-intermediate (Workbook Without Key). Oxford: Oxford University Press, 1998.
Citazione MLASoars, Liz, e Liz & John Soars with Jop Devoy. New Headway English Course: Upper-intermediate (Workbook Without Key). Oxford: Oxford University Press, 1998.
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