Clough, C. T. (1910). The Geology of East Lothian: Including parts of the counties of Edinburgh and Berwick, (Explanation of sheet 33, with parts of 34 & 41) (2nd ed.). H.M. Stationery Office.

Clough, C. T. The Geology of East Lothian: Including Parts of the Counties of Edinburgh and Berwick, (Explanation of Sheet 33, with Parts of 34 & 41). 2nd ed. Edinburgh: H.M. Stationery Office, 1910.

Clough, C. T. The Geology of East Lothian: Including Parts of the Counties of Edinburgh and Berwick, (Explanation of Sheet 33, with Parts of 34 & 41). 2nd ed. H.M. Stationery Office, 1910.