TY  - BOOK
AU  - Hewlett Packard 
TI  - HP LaserJet 4 and 4M Printers : : User's Manual 
U1  - 621.3987 HEW 
PY  - 1992///
CY  - .-Germany 
PB  - : Hewlett Packard, Inc.
KW  - HP laser Jet
KW  - Computer
ER  -