Bohn, W. From hieroglyphics to hypergraphics: Willard Bohn. Experimental - visual - concrete : Avant-Garde Poetry since the 1960s.(1996).
Chicago-referens (17:e uppl.)Bohn, Willard. "From Hieroglyphics to Hypergraphics: Willard Bohn." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996) .
MLA-referens (8:e uppl.)Bohn, Willard. "From Hieroglyphics to Hypergraphics: Willard Bohn." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996), .
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.