Erasing .ISO Off a DVD + R

[W4133D]

Well I burned vista in .iso form to a dvd+r for boot camp but it didnt work, so I want to delete the .iso in the dvd but i cant i tried permanent eraser it didnt work i tried disk utility and it didnt work someone help.

 

[nick9191]

Its not a rewritable DVD.

 

[W4133D]

Ok, I have another one but it won't get verified any ideas on this one ?