000
00310nam a2200133Ia 4500
100
_a
Choudhary, Hajra S. K
020
_a
81-85099-15-4
250
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9th ed.
942
_c
BK
245
_a
Workshop technology
260
_a
Media promoters & publishers, Mumbai
_c
1997
082
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621.9 Cho
300
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xv,688
999
_c
35617
_d
35617