000 00305pam a2200109a 44500
008 140414b2012 xxu||||| |||| 00| 0 eng d
245 _aLow Cost Water Crossing V-4
_c
260 _aWashington D C
_bNational Academy of Sciences
_c2012
650 _aWATER-LOW COST
690 _aCIVIL ENGINEERING
906 _a7911
999 _c7593
_d7593