ISBN Title RRP Our Price  1930919271 MegaFox: 1002 Things You Wanted to Know About Extending Visual FoxPro £36.99 £29.98  1572318708 Microsoft Visual Foxpro 6 Language Reference £36.99 £21.99  1572318686 Microsoft Visual Foxpro 6 Programmers Guide £27.49 £10.99