TY  - BOOK
ED  - United Nations.
TI  - The use of gas in the cement industry / 
AV  - JX1977 .A2 subser.
U1  - 665.75 
PY  - 0000///UNited Nations,
CY  - New York : 
PB  - 1965.
KW  - Gas industry
KW  - Europe
ER  -