000			00303nam a2200133Ia 4500
008			211209s1979 xx 000 0 und d
041			_aeng
082			_a621.56 N79 BAL
100			_aBALLANEY P L
245			_aREFRIGERATION AND AIR CONDITIONING
250			_a4 ed.
260			_c1979
300			_a765
999			_c15629 _d15629