000 00302nam a2200133Ia 4500
008 160316s1985 xxu||||| |||| 00| 0 eng d
020 _a
100 _aG Clews
245 _aTechnology And Production
250 _a1
260 _aNEW DELHI
_bHERITAGE PUB.
_c1985
300 _a180
700 _aR Lenard
_a
999 _c5907
_d5907