000
00309nam a2200133Ia 4500
100
_a
RANGNEKAR D W and SINGH P P
650
_a
Synthetic
365
_c
RS
365
_d
1
942
_c
ENGBK
245
_a
An Introduction to Synthetic Dyes
260
_b
Himalaya Publishing
_c
1980
_a
New Delhi
300
_a
221PP
999
_c
20851
_d
20851