Mary Jones. (2012). Cambridge Checkpoint Science Workbook 7. CAMBRIDGE UNIVERSITY PRESS.
Chicagoスタイル(17版)引用形式Mary Jones. Cambridge Checkpoint Science Workbook 7. CAMBRIDGE UNIVERSITY PRESS, 2012.
MLA(9版)引用形式Mary Jones. Cambridge Checkpoint Science Workbook 7. CAMBRIDGE UNIVERSITY PRESS, 2012.
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