Blegen, T. C., Ruud, M. B., & Malmin, G. J. (1936). Norwegian emigrant songs and ballads. London : Minneapolis: H. Milford, Oxford University Press ; The University of Minnesota Press.

Blegen, Theodore Christian, Martin Brown Ruud, and Gunnar Johannes Malmin. Norwegian Emigrant Songs and Ballads. London : Minneapolis: H. Milford, Oxford University Press ; The University of Minnesota Press, 1936.

Blegen, Theodore Christian, Martin Brown Ruud, and Gunnar Johannes Malmin. Norwegian Emigrant Songs and Ballads. London : Minneapolis: H. Milford, Oxford University Press ; The University of Minnesota Press, 1936.