TY  - BOOK
AU  - Ezell, Edward Clinton.
AU  - Ezell, Linda Neuman.
CN  - NAS 1.21:
CN  - TL789.8.U6
CY  - Washington, D.C. :
DA  - 1984.
ID  - 172251
N1  - Includes index.
PB  - Scientific and Technical Information Branch, National Aeronautics and Space Administration :
PB  - For sale by the Supt. of Docs., U.S. G.P.O.,
PP  - Washington, D.C. :
PY  - 1984.
T1  - On Mars :exploration of the Red Planet, 1958-1978 /
TI  - On Mars :exploration of the Red Planet, 1958-1978 /
ER  -