William O. Drum

Structured BASIC

1999

Using dBASE IV for Database Applications :

1993

Database Applications

1989

Using PFS:First choice

1990

South-Western Structured Basic

1994

Multimedia and Presentation Graphics Projects

1997

Excel 4.0 for Windows

1900

Database Applications Twbk -College Vers

1997

BASIC, a structured approach

1990