Sinha, R.K..
Mineral economics / by R.K.Sinha,N.L.Sharma. - 1st.Edn. / - New Delhi : Oxford & IBH publishing Co.Pvt.Ltd.. - xvi,394p :
81-204-0331-2
Earth Science
H7 / M8
Mineral economics / by R.K.Sinha,N.L.Sharma. - 1st.Edn. / - New Delhi : Oxford & IBH publishing Co.Pvt.Ltd.. - xvi,394p :
81-204-0331-2
Earth Science
H7 / M8