一般注記"National Telecommunications and Information Administration, Institute for Telecommunication Sciences"-- Bibl. data sheet
Distributed to depository libraries in microfiche
"May 1986."
Physical description for original version: vi, 22 p. : 28 cm
原資料等に関する注記原資料の出版事項: [Boulder, CO] : U.S. Dept. of Commerce, National Telecommunications and Information Administration, [1986]
SUPTDOC番号: C 60.10: 86-193
GPO管理番号: 126-D-3 (microfiche)