Holand, H. R., Rosholt, M. L., Blegen, H. M. 1., Gourley, D. N., & Winistorfer, J. A. B. (2006). History of the Norwegian settlements: A translated and expanded version of the 1908 De norske settlementers historie and the 1930 Den siste folkevandring sagastubber fra nybyggerlivet i Amerika. Waukon, IA: Astri My Astri Pub..

Holand, Hjalmar Rued, Malcolm Leviatt Rosholt, H. M. 1898-1980 Blegen, Deb Nelson Gourley, and Jo Ann B. Winistorfer. History of the Norwegian Settlements: A Translated and Expanded Version of the 1908 De Norske Settlementers Historie and the 1930 Den Siste Folkevandring Sagastubber Fra Nybyggerlivet I Amerika. Waukon, IA: Astri My Astri Pub., 2006.

Holand, Hjalmar Rued, et al. History of the Norwegian Settlements: A Translated and Expanded Version of the 1908 De Norske Settlementers Historie and the 1930 Den Siste Folkevandring Sagastubber Fra Nybyggerlivet I Amerika. Waukon, IA: Astri My Astri Pub., 2006.