Graphis Nr.144-146 /1969/70 International journal of graphic art and applied art (Zurich: Walter Herdeg The Graphis Press Zurich, 1970)
Keywords: Revista Graphis-periodike -- Artet boterore-arti vizual -- Zvicer; Revista-arti vizual-grafika-dizajni-artet e aplikuara-fotografia-ilustrimet