Unix(r) System V Release 4 User's Reference Manual/System Administrator's...

Unix'R System Five Release Four User's Reference Manual Paperback

AT&T UNIX System V Release 4: User's Guide- (1990)

8086-8088 User's Manual Programmer's and Hardware Reference Paper

Intel iAPX 86/88, 186/188 User's Manual, Programers Reference, 1985

UNIX-System V; Teil: System administrator's reference manual.