000			00955nam a2200253u 4500
001			00824275
003			PWmBRO
005			20180324045332.0
008			890604s1978 waua d 000000 eng
010			_a 88990969
090			_a338.4/561622/C837
245	0	2	_aA cost model of deep ocean mining and associated regulatory issues / _cJ. D. Nyhart...[et al.].
260			_a[Washington, D.C.] : _bU.S. Dept. of Commerce, National Tecnical Information Service, _c1978.
300			_axv, [in various pagings] : _bill.
500			_aPrepared for National Oceanic and Atmospheric Administration.
650		0	_aOcean mining _xCost of operation _xResearch.
650		0	_aOcean mining _xEcononic aspects.
650		0	_aOcean bottom.
700	1	0	_aNyhart, J. D.
710	2	0	_aUnited States. _bNational Oceanic and Atmospheric Administration.
710	2	0	_aUnited States. _bNational Technical Information Service.
942			_2ddc
994	0	1	_aT1001 068 425
999			_c53688 _d53688