TY  - BOOK
ED  - United Nations
TI  - Report of the interregional seminar on the cement industry
U1  - 338.476669 
PY  - 1965///
CY  - New York
PB  - UN
KW  - Cement industry
N1  - Held in Humlebaek, Denmark, 2-16 May 1964
ER  -