Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
338.1 H789 36802
Hoover T J Economics of mining (non-ferrous metals) valuation - organization - management 3rd. - London Oxford University Press 1954 x,551p. * Mining Non-ferrous metals