I just bought that version from
DIY Repair Manuals! a week or so ago. It was on EBAY and I'm pretty sure it didn't spec the version but the p/n was visible in the picture of the disk - it was pricey. here is the link to the item
1992-1993 Mercedes Benz 300 400 500 600 SE SEL SD SEC Shop Service Repair Manual | eBay