1. NASA, mission, the universe Publication/Creation: [Greenbelt, Md.] : National Aeronautics and Space Administration, [1991?] Resource Type: Book Access & Availability: Loading
2. NASA-industry education initiative : educational programs report 1991 Author/Creator: United States. National Aeronautics and Space Administration Publication/Creation: [Washington, D.C.?] : National Aeronautics and Space Administration, [1992?] Resource Type: Book Access & Availability: Loading