Não informado. (1964). Index of Conference Proceedings Received by the NLL. National Lending Library for Science and Technology.
Citação do estilo Chicago (17ª ed.)Não informado. Index of Conference Proceedings Received by the NLL. Boston, Inglaterra: National Lending Library for Science and Technology, 1964.
Citação MLA (8ª ed.)Não informado. Index of Conference Proceedings Received by the NLL. National Lending Library for Science and Technology, 1964.
警告：這些引文格式不一定是100％准確.