U.S. Dept. of Commerce, Office of Telecommunications1975-77.<ND511-30>
国立国会図書館
U.S. Dept. of Commerce, Office of Telecommunications.1973-<ND511-25>
国立国会図書館
U.S. Dept. of Commerce, Office of Telecommunications1972-78.<DK341-9>
国立国会図書館
Marc Uri Porat, with the assistance of Michael Rogers RubinU.S. Dept. of Commerce, Office of Telecommunications1977
全国の図書館
Marc Uri Porat, with the assistance of Michael Rogers RubinU.S. Dept. of Commerce, Office of Telecommunications1977
全国の図書館
Michael R. Rubin, with the assistance of Patrick O. Joggerst, Joseph L. Kashi, John R. SackU.S. Dept. of Commerce, Office of Telecommunications : for sale by the Supt. of Docs., U.S. Govt. Print. Off.1978
全国の図書館
Michael Rogers RubinU.S. Dept. of Commerce, Office of Telecommunications1977
全国の図書館
Marc Uri PoratU.S. Dept. of Commerce, Office of Telecommunications1977
全国の図書館
Marc Uri PoratU.S. Dept. of Commerce, Office of Telecommunications1977
全国の図書館
Marc Uri Porat, with the assistance of Michael Rogers RubinU.S. Dept. of Commerce, Office of Telecommunications1977
全国の図書館
Marc Uri Porat, with the assistance of Michael Rogers RubinU.S. Dept. of Commerce, Office of Telecommunications1977
全国の図書館
Marc Uri Porat, with the assistance of Michael Rogers RubinU.S. Dept. of Commerce, Office of Telecommunications1977
全国の図書館
U.S. Dept. of Commerce, Office of Telecommunications
全国の図書館