एपीए उद्धरण

Nippon Telegraph & Telephone Public Corporation. (1976). Nippon telegraph & telephone public corporation law. Tokyo: Nippon Telegraph & Telephone Public Corporation.

शिकागो स्टाइल उद्धरण

Nippon Telegraph & Telephone Public Corporation. Nippon Telegraph & Telephone Public Corporation Law. Tokyo: Nippon Telegraph & Telephone Public Corporation, 1976.

एमएलए उद्धरण

Nippon Telegraph & Telephone Public Corporation. Nippon Telegraph & Telephone Public Corporation Law. Tokyo: Nippon Telegraph & Telephone Public Corporation, 1976.