00331nam a2200133 a 450000500170000002000150001708200160003210000250004824500290007325000080010226000390011030000260014949000220017520251203110536.0  a8178084473  a005.43bTAN  aTanenbaum, Andrew S.  aModern Operating systems  a2nd  aNew DelhibPearson Educationc2004  axxiv,951p.c26 cm. PB  aLow Price Edition