00313nam a2200121 a 450000500170000002000150001708200160003210000260004824500370007425000120011126000390012330000290016220251203110930.0  a8131705722  a004.22bTAN  aTannenbaum, Andrew S.  aStructured computer organization  a5th ed.  aNew DelhibPearson Educationc2006  axx, 777p.c24 cm. PBeCD