APA (7 ম সংস্করণ) উদ্ধৃতি

De Campos, H. Galáxias [exerpts]: Haroldo De Campos. Experimental - visual - concrete : Avant-Garde Poetry since the 1960s.(1996).

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

De Campos, Haroldo. "Galáxias [exerpts]: Haroldo De Campos." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996) .

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

De Campos, Haroldo. "Galáxias [exerpts]: Haroldo De Campos." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996), .