Koelble, S. S., & Bryson, K. K. (2002). Pennsylvania enumeration districts of 1930. Southampton, PA: Bare Roots Pub..
Chicago Style CitationKoelble, Susan S., and Kristin K. Bryson. Pennsylvania Enumeration Districts of 1930. Southampton, PA: Bare Roots Pub., 2002.
MLA CitationKoelble, Susan S., and Kristin K. Bryson. Pennsylvania Enumeration Districts of 1930. Southampton, PA: Bare Roots Pub., 2002.
Warning: These citations may not always be 100% accurate.