Columbia subject headings:
Dialectical materialism.
Habermas, Jürgen.
Marcuse, Herbert, 1898-1979.
Technology--Philosophy.
Harvard subject headings:
Dialectical materialism.
Habermas, Jürgen
Marcuse, Herbert, 1898-1979
Technology--Philosophy
Princeton subject headings:
Dialectical materialism.
Habermas, Jürgen.
Marcuse, Herbert.
Technology--Philosophy.