000 00314nam a2200121Ia 4500
008 170101s1967 xx 000 0 und d
082 _a537.55 WEL
100 _aWells Robert
245 0 _aElectronics Key to Exploring Space
260 _aDelhi
_bSterling Pub Co. Pvt.
_c1967
300 _a175 p.
942 _2ddc
_cB
999 _c438516
_d438516