Dyfyniad APA

Langan, J. (2006). English Skills With Readings Sixth Edition. McGraw Hill Companies Inc.

Dyfyniad Arddull Chicago

Langan, John. English Skills With Readings Sixth Edition. McGraw Hill Companies Inc, 2006.

Dyfyniad MLA

Langan, John. English Skills With Readings Sixth Edition. McGraw Hill Companies Inc, 2006.

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