Columbia subject headings:
Czechoslovakia--Politics and government--1968-1989--Sources.
Harvard subject headings:
Czech poetry--20th century.
Czechoslovakia--History--Intervention, 1968--Public opinion--Sources.
Czechoslovakia--History--Intervention, 1968--Sources.
Czechoslovakia--Politics and government--1968-1989--Sources.
Political poetry, Czech.
Political slogans--Czechoslovakia.
Protest songs--Czechoslovakia--Texts.
Princeton subject headings:
Czech poetry--20th century.
Czechoslovakia--History--Intervention, 1968--Public opinion--Sources.
Czechoslovakia--History--Intervention, 1968--Sources.
Czechoslovakia--Politics and government--1968-1989--Sources.
Political poetry, Czech.
Political slogans--Czechoslovakia.
Protest songs--Czechoslovakia--Texts.