APA-referens

(1997). Focus on advanced English C.A.E: Grammar practice. Edinburgh Gate, Halow: Addison-Wesley Longman.

Chicago-stil citat

Focus On Advanced English C.A.E: Grammar Practice. Edinburgh Gate, Halow: Addison-Wesley Longman, 1997.

MLA-referens

Focus On Advanced English C.A.E: Grammar Practice. Edinburgh Gate, Halow: Addison-Wesley Longman, 1997.

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