Cita APA (7th ed.)

Unesco. (1973). Guidelines for the establishment and development of monolingual thesauri. The Organization.

Cita Chicago (17th ed.)

Unesco. Guidelines for the Establishment and Development of Monolingual Thesauri. Paris: The Organization, 1973.

Cita MLA (8th ed.)

Unesco. Guidelines for the Establishment and Development of Monolingual Thesauri. The Organization, 1973.