Soars, L., & Soars, J. (1998). New headway English course - Upper intermediate: Student"s book [Băng Casset]. Oxford: Oxford University Press.
Chicago Stili AlıntıSoars, Liz, ve John Soars. New Headway English Course - Upper Intermediate: Student"s Book [Băng Casset]. Oxford: Oxford University Press, 1998.
MLA AlıntıSoars, Liz, ve John Soars. New Headway English Course - Upper Intermediate: Student"s Book [Băng Casset]. Oxford: Oxford University Press, 1998.
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