000 00310nam a2200133Ia 4500
008 160316s1985 xxu||||| |||| 00| 0 eng d
020 _a0860035271
100 _aR . Leonard
245 _aTechnology And Production
250 _a1st
260 _aNEW DELHI
_bHERITAGE PUB
_c1985
300 _a180
700 _a
_a
999 _c38497
_d38497