TY  - GEN
AU  - Ritchie, Colin
TI  - Operating systems incorporating UNIX and windows
SN  - 0826464165
U1  - 005.42282  
PY  - 2003///
CY  - Australia : 
PB  - Thomson
KW  - Computer programming languages
KW  - UNIX and windows
N1  - Includes bibliographical references and index
ER  -