Clüver, C. Concrete poetry: Critical perspectives from the 90s / Claus Clüver. Experimental - visual - concrete : Avant-Garde Poetry since the 1960s.(1996).
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रClüver, Claus. "Concrete Poetry: Critical Perspectives from the 90s / Claus Clüver." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996) .
एमएलए (8वां संस्करण) प्रशस्ति पत्रClüver, Claus. "Concrete Poetry: Critical Perspectives from the 90s / Claus Clüver." Experimental - Visual - Concrete : Avant-Garde Poetry Since the 1960s.(1996), .
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