O'Brien, R. (1975). Die Maschinen. Time-Life Internat.
Chicago Style (17th ed.) CitationO'Brien, Robert. Die Maschinen. Amsterdam: Time-Life Internat, 1975.
MLA (9th ed.) CitationO'Brien, Robert. Die Maschinen. Time-Life Internat, 1975.
Warning: These citations may not always be 100% accurate.