الوصف
وصف المادة:Committee chairman : Alton D. Slay.
Study conducted under contract with National Aeronautics and Space Administraiton.
وصف مادي:1 online resource (ix, 144 pages) : illustrations
بيبلوغرافيا:Includes bibliographical references.
ردمك:030952914X
9780309529143