000			00284nam a2200109Ia 4500
008			130521s9999 xx 000 0 und d
020			_a252002954
100			_a"Steward, Julian H."
245			_aTheory of Culture Change :
260			_aUrbana :
650			_aCULTURE CHANGE;SOCIAL CHANGE
999			_c10067 _d10067