TY  - BOOK
AU  - Khachaturian, Narbey
AU  - Gurfinkel, German
TI  - Prestressed Concrete 
U1  - 620.137 
PY  - 1969///
CY  - New York : 
PB  - McGraw-Hill, 
KW  - Prestressed Concrete
N1  - NN
ER  -