//-->
PAIS subject headings
Woods, Lawrence J., (1984)
Vom Lenkkatalog und von der Lenkkatalogisierung
Langer, Gottfried, (1956)
Classification and indexing in the social sciences
Foskett, Douglas J., (1974)
Bibliography of mono- and multilingual vocabularies, thesauri, subject headings and classification schemes in the social sciences
Aitchison, Jean, (1983)
Introduction, classified thesaurus, permutated index, hierarchical display
Aitchison, Jean, (1977)
Alphabetical Thesaurus