000 00310cam a22001217a 4500
008 180718b1966 xxu||||| |||| 00| 0 eng d
082 _aT1P37
100 _aPen, J
245 _aHarmony and conflict in modern society
_cby J. Pen
260 _aLondon
_bMcGraw-Hill
_c1966
300 _a294p.
650 _aEconomics
999 _c432710
_d432710