I think the Goldmine Record Album Price Guide would suit your needs. I found it at Barnes & Noble (link provided), as well as from numerous other sellers...
http://search.barnesandnoble.com/booksearch/isbnInquiry.asp?z=y&endeca=1&isbn=087341375X&itm=4
http://search.barnesandnoble.com/booksearch/isbnInquiry.asp?z=y&endeca=1&isbn=087341375X&itm=4