Não informado. (1964). Index of Conference Proceedings Received by the NLL. National Lending Library for Science and Technology.
Chicago-Zitierstil (17. Ausg.)Não informado. Index of Conference Proceedings Received by the NLL. Boston, Inglaterra: National Lending Library for Science and Technology, 1964.
MLA-Zitierstil (8. Ausg.)Não informado. Index of Conference Proceedings Received by the NLL. National Lending Library for Science and Technology, 1964.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.