Economic Geology
Verma , D. N.
Economic Geology / by D.N. Verma - 1st ed. - New Delhi: Centrum Press, 2014. - vii, 312p.
9.7893508438e+012
Coal Industry
Earth Science
Geology
Ore
553 / VER/ E
Economic Geology / by D.N. Verma - 1st ed. - New Delhi: Centrum Press, 2014. - vii, 312p.
9.7893508438e+012
Coal Industry
Earth Science
Geology
Ore
553 / VER/ E