000
00295nam a2200121 4500
082
_a
661 DRY
100
_a
Dryden,Charles.E
245
_a
Outlines of Chemical Technology
260
_a
New Delhi
_b
Affiliated East-West press
_c
1965
300
_a
500 p
650
_a
chemical technology
942
_c
BK
999
_c
1683
_d
1683