Singh, P. (2010). Textbook of engineering and general geology: For B.E civil mining and metallurgical engineering, B.Sc and A.M.I.E courses (8th ed.). S.K Kataria.

Singh, Parbin. Textbook of Engineering and General Geology: For B.E Civil Mining and Metallurgical Engineering, B.Sc and A.M.I.E Courses. 8th ed. New Delhi: S.K Kataria, 2010.

Singh, Parbin. Textbook of Engineering and General Geology: For B.E Civil Mining and Metallurgical Engineering, B.Sc and A.M.I.E Courses. 8th ed. S.K Kataria, 2010.