Vision 21 the NASA strategic plan (SuDoc NAS 1.15:105006) By NASA Books / Other Transportation › Spaceflight Publisher: National Aeronautics and Space Administration National Technical Information Service, distributor, January 1992 Price $17.99 Free Shipping Send to a friend Used - Very Good Very Good condition. Paperback edition. SuDoc NAS 1.15:105006. (Space Flight, NASA plan, Spaace Program) A copy that may have a few cosmetic defects. May also contain light spine creasing or a few markings such as an owner’s name, short gifter’s inscription or light stamp. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. $17.99 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store.