Peter Saville: Unknown Pleasures, Album cover, 1979.
Here's an interesting article in the Guardian last week. Graphic designers choose some of their favourite examples of graphic design. Just goes to show that even the most well renowned of artists and designers are still interested and influenced by things other people do.
see article here:
http://www.guardian.co.uk/culture/2011/aug/31/artists-artist-graphic-design