000
00308nam a2200121Ia 4500
008
230718s9999||||xx |||||||||||||| ||und||
082
_a
025.432
100
_a
LONDON BRITISH STANDARDS INSTITUTION
245
0
_a
UNIVERSAL DECIMAL CLASSIFICATION
250
_a
3
260
_b
B S I
_c
0
_a
LONDON
300
_a
253
999
_c
20357
_d
20357