David Royall

Quattro Pro for Windows

1995

Lotus 1-2-3 for Windows to release 4

1994

NVQ Level 2 Accounting

1996

Lotus 1-2-3 for Windows (Version 5)

1996

Lot us 1-2-3

1992

Training Guide to PEGASUS

1990

Teach Yourself Quattro Pro for DOS

1999

Teach Yourself Lotus 1-2-3 for Dos Book and Disk Pack

1999

Siege 2

2013

Quattro Pro for DOS

1999

JandJ Fitness Complete

2013

Golden Lion Café Complete

2013

Flagler Fish Company

2013

Computerisation in business

1990

Bahama Mama's Complete

2015

Accounting with Sage

1992

Accounting with SAGE for Windows

1996

Accounting with PEGASUS

1990