Facets Of Indian Civilization Recent Perspectives ( Essays In Honour Of Prof. B.B. Lal ) Volume - I : Prehistory and Rock-Art, Protohistory - Joshi, Jagat Pati; Sinha, D.K. Saran, S.C. Mishra, C.B. Gaur, G.S. (New Delhi, Aryan Books International, 1997)