Frank, B. (1986). Das unsichtbare Programm: Macher, Mittler, Merker. Hase & Köhler.
Chicago Style (17th ed.) CitationFrank, Bernward. Das Unsichtbare Programm: Macher, Mittler, Merker. Mainz: Hase & Köhler, 1986.
MLA (9th ed.) CitationFrank, Bernward. Das Unsichtbare Programm: Macher, Mittler, Merker. Hase & Köhler, 1986.
Warning: These citations may not always be 100% accurate.