"United States Social Security Death Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:J19P-92S : 19 May 2014), Doris V Runkles, 03 Aug 1995; citing U.S. Social Security Administration, Death Master File, database (Alexandria, Virginia: National Technical Information Service, ongoing).
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:X34V-YMX : accessed 13 July 2017), Doris V Runkles in household of Roy H Runkles, Petersville, Frederick, Maryland, United States; citing enumeration district (ED) ED 33, sheet 4A, line 23, family 71, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 874; FHL microfilm 2,340,609.
"United States Census, 1940," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K7FH-XKD : accessed 13 July 2017), Doris V Runkles in household of Roy H Runkles, Election District 12, Frederick, Maryland, United States; citing enumeration district (ED) 11-40, sheet 2B, line 47, family 29, Sixteenth Census of the United States, 1940, NARA digital publication T627. Records of the Bureau of the Census, 1790 - 2007, RG 29. Washington, D.C.: National Archives and Records Administration, 2012, roll 1549.
"Find A Grave Index," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QVGQ-TWZX : 13 December 2015), Doris Virginia Runkles, 1995; Burial, Knoxville, Frederick, Maryland, United States of America, Knoxville Reformed Cemetery; citing record ID 108246825, Find a Grave, http://www.findagrave.com.