NASA Kennedy Space Center educator workshops [microform] : exploring their impact on teacher attitudes and concerns / T.W. Dreschel (Technical memorandum ; 112241)
NASA Kennedy Space Center educator workshops [microform] : exploring their impact on teacher attitudes and concerns / T.W. Dreschel
原資料の出版事項: [Washington, DC ; Springfield, Va. : National Aeronautics and Space Administration : National Technical Information Service, distributor, 1996]