O'Connor, M. (1987). Out & about: A teacher's guide to safe practice out of school (2nd ed.). Routledge.
Chicago-referens (17:e uppl.)O'Connor, Maureen. Out & About: A Teacher's Guide to Safe Practice Out of School. 2nd ed. London: Routledge, 1987.
MLA-referens (9:e uppl.)O'Connor, Maureen. Out & About: A Teacher's Guide to Safe Practice Out of School. 2nd ed. Routledge, 1987.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.