http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Plumbing and gas fitting in the District of Columbia
To regulate plumbing and gas-fitting in D.C
Record is based on bibliographic data in ProQuest U.S. Serial Set Digital Collection (last viewed Jan. 2007). Reuse except for individual research requires license from ProQuest, LLC.
ProQuest U.S. Serial Set Digital Collection