Flade, R. (1996). The Lehmans: From Rimpar to the New World ; a family history. Könighausen & Neumann.
Lua i Stíl Chicago (17ú heag.)Flade, Roland. The Lehmans: From Rimpar to the New World ; a Family History. Würzburg: Könighausen & Neumann, 1996.
Lua MLA (8ú heag.)Flade, Roland. The Lehmans: From Rimpar to the New World ; a Family History. Könighausen & Neumann, 1996.
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