Colson, F. H. (1926). The week: An essay on the origin and development of the seven-day cycle. The University Press.
Chicago-Zitierstil (17. Ausg.)Colson, Francis H. The Week: An Essay on the Origin and Development of the Seven-day Cycle. Cambridge: The University Press, 1926.
MLA-Zitierstil (8. Ausg.)Colson, Francis H. The Week: An Essay on the Origin and Development of the Seven-day Cycle. The University Press, 1926.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.