一般注記Distributed to depository libraries in microfiche
"July 1990"--Cover
Physical description for original version: 1 v. (various pagings) : 28 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: Washington, D.C. ; [Springfield, Va. : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division : National Technical Information Service, distributor], 1990
SUPTDOC番号: NAS 1.61: 1241
GPO管理番号: 0830-H-11 (MF)