000
00299nam a22001337a 4500
082
_a
547 BER
100
_a
Bernthsen,A
245
_a
A Text book of Organic Chemistry
250
_a
Newe ed.
260
_a
London
_b
Blackie
_c
1922
300
_a
907
650
_a
Chemistry
_a
Organic Chemistry
942
_c
BK
999
_c
283
_d
283