Cita APA

Langan, J. (2004). Sentence skills, form B. A workbook for writers. Oxford University.

Citación estilo Chicago

Langan, John. Sentence Skills, Form B. A Workbook for Writers. Oxford University, 2004.

Cita MLA

Langan, John. Sentence Skills, Form B. A Workbook for Writers. Oxford University, 2004.