APA-referens (7:e uppl.)
Gould, H. J. (2007). Understanding pain: What it is, why it happens, and how it's managed. Demos ; AAN Press, American Academy of Neurology.
Chicago-referens (17:e uppl.)
Gould, Harry J. Understanding Pain: What It Is, Why It Happens, and How It's Managed. New York : Saint Paul, MN: Demos ; AAN Press, American Academy of Neurology, 2007.
MLA-referens (9:e uppl.)
Gould, Harry J. Understanding Pain: What It Is, Why It Happens, and How It's Managed. Demos ; AAN Press, American Academy of Neurology, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.