http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Joint reporting structure (JRS) general instructions
1 volume (loose-leaf) : illustrations ; 28 cm.
"Supersedes joint pub 1-03, 30 June 1977, which includes changes 1 through 5"--P. [1].
Includes bibliographical references (pages iv).