TY  - BOOK
AU  - Comer,Douglas Fossum Timothy
TI  - Operating System Design Vol. 1; The Xinu Apppoach
SN  - 9780136381808
U1  - 001.6425 COM 
PY  - 1988///
PB  - Prentice-Hall Inc
N1  - KOP. KEDAI BUKU UM/NO. LO
ER  -