TY  - BOOK
TI  - Low-cost water crossings =: Travesías de agua de bajo costo = Ouvrages de franchissement d'eau économiques 
SN  - 0309028167
U1  - 624.208 
PY  - 1979///
CY  - Washington
PB  - National Academy of Sciences
KW  - Bridges
KW  - Developing countries
KW  - MCE
N1  - "Prepared under contract AID/OTR-C-1591, project 931-1116, U.S. Agency for International Development."; Includes index; 0; 0; 0; 624_208000000000000_NAT
ER  -