Proceedings of the X-15 first flight 30th anniversary celebration [microform] : proceedings of an anniversary celebration held at NASA Ames Research Center, Dryden Flight Research Facility, Edwards, California, June 8, 1989 / symposium chairman, Kenneth E. Hodge
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 : For sale by the National Technical Information Service], 1991