Ravindra Singh. (2012). Encyclopaedia of geomorphology and hydrogeomorphology: Fundamentals, applications and techniques- 4 vol. NYX academic LLC.
Chicago-stil citatRavindra Singh. Encyclopaedia of Geomorphology and Hydrogeomorphology: Fundamentals, Applications and Techniques- 4 Vol. USA: NYX academic LLC, 2012.
MLA-referensRavindra Singh. Encyclopaedia of Geomorphology and Hydrogeomorphology: Fundamentals, Applications and Techniques- 4 Vol. NYX academic LLC, 2012.
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