Hamilton, A. (1937). Siwalik erosion. Superintendent, Government Printing, Punjab.
Chicago-čujuhus (17. p.)Hamilton, A.P.F. Siwalik Erosion. Lahore: Superintendent, Government Printing, Punjab, 1937.
MLA-čujuhus (9. p.)Hamilton, A.P.F. Siwalik Erosion. Superintendent, Government Printing, Punjab, 1937.
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