Não informado. (1953). Review of the Electrical Communication Laboratories. Nippon Telegraph and Telephone Corporation.
Chicago-Zitierstil (17. Ausg.)Não informado. Review of the Electrical Communication Laboratories. Tokyo: Nippon Telegraph and Telephone Corporation, 1953.
MLA-Zitierstil (8. Ausg.)Não informado. Review of the Electrical Communication Laboratories. Nippon Telegraph and Telephone Corporation, 1953.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.