Ramsay, Andrew C. “On the River-Courses of England and Wales”. Quarterly Journal of the Geological Society, vol. 28, no. 1-2, pp. 148-60, https://doi.org/10.1144/gsl.jgs.1872.028.01-02.28.
Ramsay, A. C. (n.d.). On the River-courses of England and Wales. Quarterly Journal of the Geological Society, 28(1-2), 148-160. https://doi.org/10.1144/gsl.jgs.1872.028.01-02.28
Ramsay, Andrew C. “On the River-Courses of England and Wales”. Quarterly Journal of the Geological Society 28, no. 1-2 (n.d.): 148-60. https://doi.org/10.1144/gsl.jgs.1872.028.01-02.28.
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Ramsay AC. On the River-courses of England and Wales. Quarterly Journal of the Geological Society. 28(1-2):148-60.