Public Relations of Secretarial Division Minister's Secretariat Ministry of Posts and Telecommunications. (1988). Ministry of post and telecommunications. Tokyo: Public Relations of Secretarial Division Minister's Secretariat Ministry of Posts and telecommunications.
シカゴスタイル引用形Public Relations of Secretarial Division Minister's Secretariat Ministry of Posts and Telecommunications. Ministry of Post and Telecommunications. Tokyo: Public Relations of Secretarial Division Minister's Secretariat Ministry of Posts and telecommunications, 1988.
MLA引用形式Public Relations of Secretarial Division Minister's Secretariat Ministry of Posts and Telecommunications. Ministry of Post and Telecommunications. Tokyo: Public Relations of Secretarial Division Minister's Secretariat Ministry of Posts and telecommunications, 1988.