000
00269nam a22001097a 4500
003
OSt
008
230919b |||||||| |||| 00| 0 eng d
100
_a
Theil, H.
245
_a
Economics & Information Theory
260
_a
Amsterdam
_b
North Holland
_c
1967
942
_2
ddc
_c
BK
999
_c
31952
_d
31952