Lunsford, A. A. (1994). The presence of others: Readings for critical thinking and writing. St. Martin's.
Chicago-referens (17:e uppl.)Lunsford, Andrea A. The Presence of Others: Readings for Critical Thinking and Writing. New york: St. Martin's, 1994.
MLA-referens (9:e uppl.)Lunsford, Andrea A. The Presence of Others: Readings for Critical Thinking and Writing. St. Martin's, 1994.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.