Discrimination, Racial -- See Race discrimination Here are entered works which are limited to overt discriminatory behavior directed against racial or ethnic groups. Works on racism as an attitude as well as works on both attitude and overt discriminatory behavior directed against racial or ethnic groups are entered under Racism. Works on discrimination directed against a particular group are entered under the name of the group with subdivision Social conditions, or similar subdivision, e.g. Civil rights. When the heading Race discrimination is subdivided by place, a second subject entry is made in each case under the name of the place subdivided by Race relations.
Discrimination, Sexual -- See Sex discrimination Here are entered works dealing solely with discriminatory behavior directed toward both of the sexes. Works on sexism as an attitude as well as works on both attitude and overt discriminatory behavior are entered under Sexism.
Discs, Sound -- See Sound recordings This heading is used as a topical heading for works about all types of media used for the recording of sound including cylinders, analog discs, digital discs, films, tapes, and wires, as well as works about analog discs alone.