000
00254nam a2200109Ia 4500
100
_a
Chambers, E. G.
942
_c
BK
654
_a
245
_a
Statistical calculation for beginners
260
_a
Cambridge
_b
University Press
_c
1940
082
_a
150.7253
999
_c
369246
_d
369246
041
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eng