Dyfyniad APA

Humphreys, P. (2006). IELTS Express: Upper Intermediate: Listening activities for upper intermediate workbook. London: Thomson.

Dyfyniad Arddull Chicago

Humphreys, Pamela. IELTS Express: Upper Intermediate: Listening Activities for Upper Intermediate Workbook. London: Thomson, 2006.

Dyfyniad MLA

Humphreys, Pamela. IELTS Express: Upper Intermediate: Listening Activities for Upper Intermediate Workbook. London: Thomson, 2006.

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