UNESCO Thesaurus :
Aitchison, Jean
UNESCO Thesaurus : a structured list of descriptors for indexing and retrievingliterature in the fields of education, science, social science, culture and communication: Volume 2, alphabetical thesaurus / by Jean Aitchison; tr. Jean Viet. - Paris : UNESCO, 1977. - 530 p.
9231014692
OC 025.343 (100) =20 AIT Vol.2
UNESCO Thesaurus : a structured list of descriptors for indexing and retrievingliterature in the fields of education, science, social science, culture and communication: Volume 2, alphabetical thesaurus / by Jean Aitchison; tr. Jean Viet. - Paris : UNESCO, 1977. - 530 p.
9231014692
OC 025.343 (100) =20 AIT Vol.2