00290nam 2230402 450000100060000000300230000600500090002900800410003808200110007910000360009026000240012624500200015030402StarLibrary Marc Built20180503201711 ||||| |||||||||||amh  a662.62 aHarold H. Schobert وآخرون bU.S.A: A.C.S c1991 aCoal Science Ii