000 00388 a2200097 4500
082 _a333.91 DAV
100 _aDavis, Robert K.
245 _aThe Range of Choice in Water Management : a study of dissolved oxygen in the potomac estuary
_cRobert K. Davis
260 _aWashington :
_bResources for the Future,
_c1968
300 _axviii, 196p. :
_bill ., ;
_c23 cm
650 _aWater Quality Management -- Potomac River Estuary
999 _c293
_d293