一般注記Distributed to depository libraries in microfiche
"March 1988."
"Report series"--Cover
Physical description for original version: iv, 153 p. : 28 cm
書誌注記Includes bibliographical references (p. 43-44)
原資料等に関する注記原資料の出版事項: [Boulder, CO] ; Springfield, VA : U.S. Dept. of Commerce, National Telecommunications and Information Administration : For sale by the National Technical Information Service, [1988]
SUPTDOC番号: C 60.10: 88-232
GPO管理番号: 126-D-3 (MF)