I found this pattern at: http://www.curlypurly.com/pumpkin.html
another one at: http://www.knitty.com/ISSUEfall05/PATTpumpkins.html
another one at: http://www.knitty.com/ISSUEfall05/PATTpumpkins.html
another one at: http://www.thedietdiary.com/blog/lucia/481
Hope these help.

Thanks, those are different to the ones I found. I like the one at Knitty.com

Here's a crocheted one.

Here is a link that might be useful: stuffed pumpkin

That pattern looks perfect, thanks very much for the link.