TY  - BOOK
T1  - Specification for road and bridge works
LA  - English
PP  - London
PB  - Her Majesty's stationery office
YR  - 1969
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dfi.3771
OP  - 195
KW  - CAMINOS
KW  - RUTAS
KW  - PUENTES
KW  - MATERIALES
ER  -