Sharma P. Pete. (2004). In Company. Upper intermediate: Teacher's Book (4st ed.). Oxford, Macmillan, 2004.
Chicago-viite (17. p.)Sharma P. Pete. In Company. Upper Intermediate: Teacher's Book. 4st ed. Oxford, Macmillan, 2004, 2004.
MLA-viite (9. p.)Sharma P. Pete. In Company. Upper Intermediate: Teacher's Book. 4st ed. Oxford, Macmillan, 2004, 2004.
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