Drexl, J. (1994). What is protected in a computer program ?: Copyright protection in the United States and Europe. Weinheim.
Chicago Edition CitationDrexl, Josef. What Is Protected in a Computer Program ?: Copyright Protection in the United States and Europe. New York: Weinheim, 1994.
MLA Edition CitationDrexl, Josef. What Is Protected in a Computer Program ?: Copyright Protection in the United States and Europe. Weinheim, 1994.
Warning: These citations may not always be 100% accurate.