TY  - GEN
TI  - Non-destructive testing of concrete and timber: : symposium organized by the Institute of Civil Engineering and the British National Committee for Non-destructive testing
U1  - 620.136 
PY  - 1970///
CY  - London.: 
PB  - ICE., 
KW  - CONCRETO
KW  - -pruebas
KW  - madera
KW  - -construcción
ER  -