Não informado. (1960). NEC Research and Development. Nippon Electric Company.
Chicagoスタイル(17版)引用形式Não informado. NEC Research and Development. Tokyo: Nippon Electric Company, 1960.
MLA(8版)引用形式Não informado. NEC Research and Development. Nippon Electric Company, 1960.
警告: この引用は必ずしも正確ではありません.