000 00343nam a2200133Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aCrowther, J G
245 0 _aSciences of energy
260 _bFREDERICK MULLER
_aLONDON
_c1954
300 _aV, 267p p.
653 _aNATURAL SCI
942 _c1
999 _c37730
_d37730