Não informado. (1973). Index of Conference Proceedings Received. British Library, Lending Division.
Style de citation Chicago (17e éd.)Não informado. Index of Conference Proceedings Received. Boston, Inglaterra: British Library, Lending Division, 1973.
Style de citation MLA (8e éd.)Não informado. Index of Conference Proceedings Received. British Library, Lending Division, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.