Janis, S. (1965). They taught themselves: American primitive painters of the 20th century. Kennikat Press.
Chicago-referens (17:e uppl.)Janis, Sidney. They Taught Themselves: American Primitive Painters of the 20th Century. Port Washington, N.Y: Kennikat Press, 1965.
MLA-referens (9:e uppl.)Janis, Sidney. They Taught Themselves: American Primitive Painters of the 20th Century. Kennikat Press, 1965.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.