http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
proceedings of the 117th Symposium of the International Astronomical Union held in Princeton, New Jersey, U.S.A., June 24-28, 1985
xxix, 596 pages : illustrations (1 color) ; 25 cm.
At head of title: International Astronomical Union = Union astronomique internationale.
Sponsored by IAU Commission 28 (Galaxies) et al.
Symposium (International Astronomical Union) ; no. 117