| 000 | 00712cam a2200169 i 4500 | ||
|---|---|---|---|
| 020 | _a0309028167 | ||
| 082 | 0 | 0 |
_a624.208 _bNAT _cD |
| 245 | 0 | 0 |
_aLow-cost water crossings = _bTravesÃas de agua de bajo costo = Ouvrages de franchissement d'eau économiques / _cTransportation Research Board, Commission on Sociotechnical Systems, National Research Council. |
| 260 |
_aWashington : _bNational Academy of Sciences, _c1979. |
||
| 300 |
_axxii, 176 p. : _bill. ; _c28 cm. |
||
| 500 | _a"Prepared under contract AID/OTR-C-1591, project 931-1116, U.S. Agency for International Development." | ||
| 500 | _aIncludes index. | ||
| 650 | 0 | _aBridges. | |
| 650 | 0 |
_aBridges _zDeveloping countries. |
|
| 650 | 0 | _aMCE | |
| 942 | _cBK | ||
| 999 |
_c7496 _d7496 |
||