encabezamiento admitido

(n.) = approved heading, preferred heading

Ex. Subject headings lists contain both approved and non-approved headings.

Ex. In the LC subject headings list terms that are related to the preferred heading are shown by means of relationships of the type NT, RT and BT.

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(n.) = approved heading, preferred heading

Ex: Subject headings lists contain both approved and non-approved headings.

Ex: In the LC subject headings list terms that are related to the preferred heading are shown by means of relationships of the type NT, RT and BT.