Dyfyniad APA

Langan,John. (2013). English skills with readings. New York: McGraw-Hill Education.

Dyfyniad Arddull Chicago

Langan,John. English Skills With Readings. New York: McGraw-Hill Education, 2013.

Dyfyniad MLA

Langan,John. English Skills With Readings. New York: McGraw-Hill Education, 2013.

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