Langan, J. (2001). Sentence skills with readings (2nd ed.). Boston: McGraw-Hill.
Trích dẫn kiểu ChicagoLangan, John. Sentence Skills With Readings. 2nd ed. Boston: McGraw-Hill, 2001.
MLA CitationLangan, John. Sentence Skills With Readings. 2nd ed. Boston: McGraw-Hill, 2001.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.