De Campos, H. Galáxias [exerpts]: Haroldo De Campos. Experimental - visual - concrete : Avant-Garde Poetry since the 1960s.(1996).
Chicago-referens (17:e uppl.)De Campos, Haroldo. "Galáxias [exerpts]: Haroldo De Campos." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996) .
MLA-referens (8:e uppl.)De Campos, Haroldo. "Galáxias [exerpts]: Haroldo De Campos." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996), .
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.