000 00319nam a2200157Ia 4500
082 _a338.528
_bN944.IN
100 _aMudgett, B. D.
245 _aIndex numbers
_b
260 _aNew York
_bJohn Wiley
_c1951
300 _ax, 135p.
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a5331
999 _c5331
_d5331