APA-referens (7:e uppl.)
Urmson, J. Philosophical analysis: Its development between the two world wars. Claredon Press.
Chicago-referens (17:e uppl.)
Urmson, J.O. Philosophical Analysis: Its Development Between the Two World Wars. Oxford: Claredon Press.
MLA-referens (9:e uppl.)
Urmson, J.O. Philosophical Analysis: Its Development Between the Two World Wars. Claredon Press.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.