00403nam a2200181Ia 4500008004100000082000800041082000800049100002000057245005700077250000900134260002400143260000900167300001000176365000600186365000600192365000600198650001700204181031s9999    xx            000 0 und d  a721  bCOA  aCoates David T.  aRoofs and Roofing:design and specification handbook.  a8th.  bWhittles Publishing  c1993  a228p.  b0  d0  e0  aConstruction