(1980). The Multilateral exchange of educational audio-visual materials: Existing mechanisms and suggestions for the future. Unesco.
Style de citation Chicago (17e éd.)The Multilateral Exchange of Educational Audio-visual Materials: Existing Mechanisms and Suggestions for the Future. Paris: Unesco, 1980.
Style de citation MLA (9e éd.)The Multilateral Exchange of Educational Audio-visual Materials: Existing Mechanisms and Suggestions for the Future. Unesco, 1980.
Attention : ces citations peuvent ne pas être correctes à 100%.