Pryor, E. J.
Economics for the mineral engineer / by Edmund J. Pryor - London : Pergamon Press , 1958 - 254 pages .: table, illustrations .; 22 cm
Includes bibliographical references
Mineral industries
330.662 / PRY 1958
Economics for the mineral engineer / by Edmund J. Pryor - London : Pergamon Press , 1958 - 254 pages .: table, illustrations .; 22 cm
Includes bibliographical references
Mineral industries
330.662 / PRY 1958