APA-referens (7:e uppl.)
Hubbuck, C. (2009). Play for sick children: Play specialists in hospitals and beyond. Jessica Kingsley.
Chicago-referens (17:e uppl.)
Hubbuck, Catherine. Play for Sick Children: Play Specialists in Hospitals and Beyond. London ; Philadelphia: Jessica Kingsley, 2009.
MLA-referens (9:e uppl.)
Hubbuck, Catherine. Play for Sick Children: Play Specialists in Hospitals and Beyond. Jessica Kingsley, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.