Cita APA (7a ed.)

UNESCO. (1980). Environmental education in the light of the Tbilisi Conference. UNESCO.

Cita Chicago Style (17a ed.)

UNESCO. Environmental Education in the Light of the Tbilisi Conference. Paris: UNESCO, 1980.

Cita MLA (9a ed.)

UNESCO. Environmental Education in the Light of the Tbilisi Conference. UNESCO, 1980.