http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
National Aeronautics and Space Administration.
Scientific and Technical Information Office.
vii, 160 pages : illustrations ; 37 cm. + stereopticon 707 viewer in pocket.
by the Viking Lander Imaging Team ; [Thomas A. Mutch [and others]].
No longer available for sale by the Supt. of Docs., U.S. G.P.O.
Also available via Internet from the NASA History Office web site. Address as of 6/23/06: http://history.nasa.gov/SP-425/cover.htm; current access is available via PURL.