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024 _a75832
037 _cTextual
040 _aCSL
_beng
_cCSL
041 _aeng
082 _aX:B28, K2;L2;103 TTB28
100 _aJohnston J
245 0 _aEconometrics methods
250 _a2
260 _c1963
300 _ap.
_ccm.
650 _aOperational research
942 _hX:B28, K2;L2;103 TTB28
_cTEXL
_2CC
999 _c38108
_d38108