Mike Gould. (2018). Cambridge IGCSE® English Student Book (Cambridge International Examinations) ("Third Edition, Third edition".). HarperCollins UK.
Chicago Style (17. basım) AtıfMike Gould. Cambridge IGCSE® English Student Book (Cambridge International Examinations). "Third Edition, Third edition". HarperCollins UK, 2018.
MLA (9th ed.) AtıfMike Gould. Cambridge IGCSE® English Student Book (Cambridge International Examinations). "Third Edition, Third edition". HarperCollins UK, 2018.
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