TY  - BOOK
AU  - Heins,Conrad P.
AU  - Lawrie,Richard A.
TI  - Design of modern cocrete highway bridges
SN  - 0471875449
PY  - 1984///
CY  - New York : 
PB  - John Wiley & Sons, 
KW  - Hormigon
KW  - Puentes
KW  - Carreteras
ER  -