Don't use of those places. Go to www.mbusa.com. Their prices on the older manuals are very low.

On the left side of the page, choose "Mercedes in Depth" and then "Classic." This opens a new page.

On the top of the page, choose "Classic Center" and "Technical literature" to find the part numbers for the factory service manuals on CD or DVD. Then call 1-800-FOR-MERC to order the material.