APA-referens (7:e uppl.)

Howard, R. M. (2013). Writing matters: A handbook for writing and research (Second edition.). McGraw-Hill.

Chicago-referens (17:e uppl.)

Howard, Rebecca Moore. Writing Matters: A Handbook for Writing and Research. Second edition. New York: McGraw-Hill, 2013.

MLA-referens (9:e uppl.)

Howard, Rebecca Moore. Writing Matters: A Handbook for Writing and Research. Second edition. McGraw-Hill, 2013.