Marian Cox. (2010). Cambridge IGCSE First Language English Workbook (Cambridge International IGCSE) (3.). CAMBRIDGE UNIVERSITY PRESS.
Chicagoスタイル(17版)引用形式Marian Cox. Cambridge IGCSE First Language English Workbook (Cambridge International IGCSE). 3. CAMBRIDGE UNIVERSITY PRESS, 2010.
MLA(9版)引用形式Marian Cox. Cambridge IGCSE First Language English Workbook (Cambridge International IGCSE). 3. CAMBRIDGE UNIVERSITY PRESS, 2010.
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