000 00304nam a2200133Ia 4500
008 161121s9999 xx 000 0 und d
100 _aWATSON (JA)
245 0 _aRoofing systems : materials and applicat
260 _cReston Publ. Co.
365 _b0
650 _aNIL
652 _a#N/A
942 _cBK
999 _c54293
_d54293