Dyfyniad APA

Langan, J. (2001). Sentence skills with readings (second edition.). McGraw-Hill.

Dyfyniad Arddull Chicago

Langan, John. Sentence Skills with Readings. second edition. Boston: McGraw-Hill, 2001.

Dyfyniad MLA

Langan, John. Sentence Skills with Readings. second edition. McGraw-Hill, 2001.

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