000 00295nam a2200109Ia 4500
008 200302s9999 xx 000 0 und d
100 _aJohn L.Alden
245 _aDesign Of Industrial Ventilation Systems -- 5Th Edition
260 _bIndustrial Press Inc. New York
260 _c1982
300 _a281
999 _c4637
_d4637