Database for the IBM PC /

nork Emerson, Sandra L., 1947-
Argitaratua 1984

The business guide to the UNIX system /

nork Yates, Jean L., Emerson, Sandra L., 1947-
Argitaratua 1984

The business guide to the XENIX system /

nork Yates, Jean L.,, Emerson, Sandra L., 1947-, Basham, Candice,
Argitaratua 1984

The practical SQL handbook : using structured query language /

nork Bowman, Judith S.
Argitaratua 1993