Não informado. (1972). Electronic applications bulletin. Philip's Gloeilamperfabrieken.
Chicagoスタイル(17版)引用形式Não informado. Electronic Applications Bulletin. Eindhoven, Holanda: Philip's Gloeilamperfabrieken, 1972.
MLA(8版)引用形式Não informado. Electronic Applications Bulletin. Philip's Gloeilamperfabrieken, 1972.
警告: この引用は必ずしも正確ではありません.