000 00313nam a2200121Ia 4500
008 140113s9999 xx 000 0 und d
082 _a030.1 L7;1
245 _aCollins concise encyclopedia
260 _b"New Delhi : Oxford & IBH publishing Co, 1977"
300 _a624p
650 _aAtomic energy
942 _cBK
999 _c63156
_d63156