If anyone is interested Amazon are offering 6 copies of Richard E Blanton, "Monte Albán:  Settlement Patterns at the Ancient Zapotec Capital"', Academic Press, 1978.  These are used hard-cover books starting from US$27 to $50.  Included with the book is Blanton's large 1:2000 map of the site.  http://www.amazon.com/ and search for Blanton, Richard in Books.