Ritzenthaler, M. L. (1989). Preservation of archival records: Holdings maintenance at the National Archives. National Archives and Records Administration.
Chicago Style (17th ed.) CitationRitzenthaler, Mary Lynn. Preservation of Archival Records: Holdings Maintenance at the National Archives. Washington, D.C: National Archives and Records Administration, 1989.
MLA (9th ed.) CitationRitzenthaler, Mary Lynn. Preservation of Archival Records: Holdings Maintenance at the National Archives. National Archives and Records Administration, 1989.
Warning: These citations may not always be 100% accurate.