Ministry of Posts and Telecommunications. (1987). 1987 White Paper: Communications in Japan. Tokyo: Ministry of Posts and Telecommunications.
استشهاد بنمط شيكاغوMinistry of Posts and Telecommunications. 1987 White Paper: Communications in Japan. Tokyo: Ministry of Posts and Telecommunications, 1987.
MLA استشهادMinistry of Posts and Telecommunications. 1987 White Paper: Communications in Japan. Tokyo: Ministry of Posts and Telecommunications, 1987.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.