Steffey, D. E. (2002). Ancestry and descendants of Johan Philip Steffen. [S.l.: The Author].
Chicago Style CitationSteffey, Dale E. Ancestry and Descendants of Johan Philip Steffen. [S.l.: The Author], 2002.
MLA CitationSteffey, Dale E. Ancestry and Descendants of Johan Philip Steffen. [S.l.: The Author], 2002.
Warning: These citations may not always be 100% accurate.