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 Branch.
vii, 182 pages : illustrations (some color), maps ; 30 cm.
by the Viking Orbiter Imaging Team ; Cary R. Spitzer, editor.
"For stereo images, a collapsible viewer is included on the inside back cover of this book"--P. vii.
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-441/cover.htm; current access is available via PURL.