Citazione Stile APA (7a Edizione)

(1980). The Multilateral exchange of educational audio-visual materials: Existing mechanisms and suggestions for the future. Unesco.

Citazione stile Chigago Style (17a edizione)

The Multilateral Exchange of Educational Audio-visual Materials: Existing Mechanisms and Suggestions for the Future. Paris: Unesco, 1980.

Citatione MLA (9a ed.)

The Multilateral Exchange of Educational Audio-visual Materials: Existing Mechanisms and Suggestions for the Future. Unesco, 1980.