Tonstad, S. K. (2009). The Lost Meaning of the Seventh Day. Andrews University Press.
Chicago-čujuhus (17. p.)Tonstad, Sigve K. The Lost Meaning of the Seventh Day. Berrien Springs, Michigan: Andrews University Press, 2009.
MLA-čujuhus (9. p.)Tonstad, Sigve K. The Lost Meaning of the Seventh Day. Andrews University Press, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.