000			00312nam a2200145Ia 4500
008			220323s9999 xx 000 0 und d
020			_ant
041			_aeng
082			_a511.6
100			_aBona Miklos _9214399
245			_aA walk through Combinatoorics
250			_ant
300			_a207p
440			_vnt
999			_c221450 _d221450