Littlejohn, A., & Hicks, D. (1997). Cambridge english for schools: Student's book three. Cambridge University Press.
Chicago-viite (17. p.)Littlejohn, Andrew, ja Diana Hicks. Cambridge English for Schools: Student's Book Three. Cambridge: Cambridge University Press, 1997.
MLA-viite (9. p.)Littlejohn, Andrew, ja Diana Hicks. Cambridge English for Schools: Student's Book Three. Cambridge University Press, 1997.
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