(1989). Ministry of posts and telecommunications. Japan: Stationery Office Books.
Trích dẫn kiểu ChicagoMinistry of Posts and Telecommunications. Japan: Stationery Office Books, 1989.
ציטוט MLAMinistry of Posts and Telecommunications. Japan: Stationery Office Books, 1989.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.