Howard, R. M. (2013). Writing matters: A handbook for writing and research (Second edition.). McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Howard, Rebecca Moore. Writing Matters: A Handbook for Writing and Research. Second edition. New York: McGraw-Hill, 2013.
Lua MLA (9ú heag.)Howard, Rebecca Moore. Writing Matters: A Handbook for Writing and Research. Second edition. McGraw-Hill, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.