Columbia subject headings:
Harvard subject headings:
Concrete poetry.
Gomringer, Eugen, 1925-
Gomringer, Eugen, 1925---Criticism and interpretation.
Princeton subject headings:
Gomringer, Eugen, 1925-
Gomringer, Eugen, 1925---Family.
Gomringer, Eugen, 1925---Friends and associates.
Gomringer, Eugen, 1925---Interviews.
Interviews.