TY  - BOOK
ED  - UnitedNations Industrial Development Organization (Vienna)
TI  - World Sulphur supply and demand 1960-1980
U1  - 338.27668 21st
PY  - 1973///
CY  - New York
PB  - United Nations
KW  - Supply and demand; Sulphur; Sulphur compounds.; Sulphur mines and mining
ER  -