000 00318nam a22001457a 4500
082 _a330RYA
100 _aRyan, W.J.L.
245 _aPrice theory
260 _aLondon
_bMacmillan
_c1965
300 _aix,396
_bill,:25cm
500 _aIncludes Index
650 _aPrice theory
700 _aRyan, W.J.L.
942 _cBK
999 _c14295
_d14295