Aitchison, J. (1977). Unesco thesaurus: Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication. Vol. 2, Alphabetical thesaurus. Unesco thesaurus.
Chicago stil citiranjaAitchison, Jean. "Unesco thesaurus: Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication. Vol. 2, Alphabetical thesaurus." 1977.
MLA stil citiranjaAitchison, Jean. "Unesco thesaurus: Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication. Vol. 2, Alphabetical thesaurus." 1977.