000 00286nam a2200121Ia 4500
008 160710s1970 xx 000 0 und d
082 _a621.3745 KET
100 _aKETTANI,M.A.
245 _aDIRECT ENERGY CONVERSION
260 _bA.W. PUB. CO.
_c1970
300 _a448
942 _2ddc
_cB
999 _c41704
_d41704