000			00306nam a2200133Ia 4500
001			110848
008			170722s9999 xx 000 0 und d
100			_aPhelps, Harold
245			_aContemporory social problems. /
250			_a4th ed.
260			_c1952.
700			_aHenderson , David
942			_cGEN
999			_c43454 _d43454