000			00385nam a2200145Ia 4500
008			180612s9999||||xx |||||||||||||| ||und||
020			_a471084093
041			_aen
082			_a368.43'00973
100			_aC Arthur Williams
245		0	_aEconomic and social security : social insurance and other approaches
260			_aNew York _bWiley _c1982
300			_avii, 608 p
942			_cPR
999			_c40581 _d40581