Hirt, Alfred Michael Imperial mines and quarries in the roman world : organizational aspects, 27 BC - AD 235 Alfred Michael Hirt - Oxford Oxford University Press 2010 - xiv, 551 p. : ill., maps ; 24 cm. ; hpk Includes index ISBN: 9780199572878 Subjects--Topical Terms: Mineral industries--Management Dewey Class. No.: 622.0937 HIR