000 00470nam a2200169Ia 4500
008 190328s9999||||xx |||||||||||||| ||und||
010 _a72-1110
020 _a0-471-68480-5
040 _aNITIL
_cNITIL
082 _221st
_a330.1
_bP531E
100 _aPfouts, Ralph W
245 0 _aElementary economics
_ba mathematical approach
_cRalph W Pfouts
260 _aNew York
_bJohn Wiley
_c1972
300 _a335p.
650 _aEconomics,Mathematical; Statistics
942 _cBKS
999 _c6974
_d6974