000 00488nam a2200133 a 4500
003 AR-LpUBP
005 20230815220606.0
007 ta
008 080808s1957 xx g 000 0 eng d
040 _aAR-LpUBP
_bspa
_cAR-LpUBP
245 1 0 _aNew sources of energy and economic development :
_bSolar energy, wind energy, tidal energy, geothermic energy and thermal energy of the seas /
_cUnited Nations, Department of Economic and Social Affairs.
260 _aNew York,
_c1957.
942 _cBK
999 _c111202
_d111202
988 _c34