000 00330nam a2200145Ia 4500
008 210210b1965 xxu||||| |||| 00| 0 eng d
041 _aeng
082 _a330/490
100 _a-
245 _aGratuity
260 _aLondon
_bOxford & I B H Publishing Co.
_c1965
650 _aGratuity
690 _aEconomics
906 _a003893
999 _c121484
_d121484