Quotes from book
Lenin and Philosophy and Other Essays

Lenin and Philosophy and Other Essays is one of the chief works of the Marxist philosopher Louis Althusser. First published in 1968, it was published in English translation in 1971.

the religious ISA (the system of the different churches),
the educational ISA (the system of the different public and private ‘schools’),
the family ISA,
the legal ISA,
the political ISA (the political system, including the different parties),
the trade-union ISA,
the communications ISA (press, radio and television, etc.),
the cultural ISA (literature, the arts, sports, etc.).
Source: Lenin and Philosophy and Other Essays (1968), "Ideology and Ideological State Apparatuses", p. 96