Cita APA (7a ed.)

(1980). Inventory of speeches by the director-general of Unesco 1946-1979. UNESCO.

Cita Chicago Style (17a ed.)

Inventory of Speeches by the Director-general of Unesco 1946-1979. París: UNESCO, 1980.

Cita MLA (8a ed.)

Inventory of Speeches by the Director-general of Unesco 1946-1979. UNESCO, 1980.