TY  - BOOK
AU  - Ramaswamy, G. S.
TI  - Design and Construction of Concrete Shell Roofs 
U1  - 624.1834 
PY  - 1968///
CY  - New York : 
PB  - McGraw-Hill, 
KW  - Concrete Construction
KW  - Construction Design
N1  - NN
ER  -