00885nam0-22003011i-450-99000789951040332120040624121850.00-8018-1074-4000789951FED01000789951(Aleph)000789951FED0100078995120040624d1970----km-y0itay50------baengUSa-------001yy<<The >>economics of the sulphur industryJared E. HazletonWashingtonResources for the futureBaltimoreJohns Hopkins press [distributor]1970XI, 172 p.23 cmMaterie primeHazleton,Jared E.283669ITUNINARICAUNIMARCBK990007899510403321H/2.222 HAZ043791SESSESEconomics of the sulphur industry668082UNINA