1. 1. R. F. Flint: Glacial Geology and the Pleistocene Epoch . Wiley and Sons, New York, 1957 , p.66 .
2. 2. J. K. Charlesworth: The Quaternary Era . Vol. I . Edward Arnold Ltd., London, 1957 , p.389 .
3. THE DRUMLINOID LAND FORMS OF THE "BARREN GROUNDS", N.W.T.
4. 4. Ibid.
5. 5. Charlesworth:The Quaternary Era, p.254 .