Bohn, W. From hieroglyphics to hypergraphics: Willard Bohn. Experimental - visual - concrete : Avant-Garde Poetry since the 1960s.(1996).
Chicago-Zitierstil (17. Ausg.)Bohn, Willard. "From Hieroglyphics to Hypergraphics: Willard Bohn." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996) .
MLA-Zitierstil (8. Ausg.)Bohn, Willard. "From Hieroglyphics to Hypergraphics: Willard Bohn." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996), .
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.