一般注記"NTIA report series"--Cover
Distributed to depository libraries in microfiche
"February 1986."
Physical description for original version: xi, 105 p. : 28 cm
原資料等に関する注記原資料の出版事項: [Washington, DC] ; [Boulder, CO] : Office of the Manager, National Communications System, Technology and Standards Office : U.S. Dept. of Commerce, National Telecommunications and Information Administration, [1986]
SUPTDOC番号: C 60.10: 86-191
GPO管理番号: 126-D-3 (microfiche)