Gumpel, L. (1976). "Concrete" poetry from East and West Germany: The language of exemplarism and experimentalism. Yale Univ. Press.
Chicago-Zitierstil (17. Ausg.)Gumpel, Liselotte. "Concrete" Poetry from East and West Germany: The Language of Exemplarism and Experimentalism. New Haven: Yale Univ. Press, 1976.
MLA-Zitierstil (9. Ausg.)Gumpel, Liselotte. "Concrete" Poetry from East and West Germany: The Language of Exemplarism and Experimentalism. Yale Univ. Press, 1976.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.