Purtill, R. L. (1977). Grundfragen der Ethik. Patmos Verl.
Chicago Style (17th ed.) CitationPurtill, Richard Lawrence. Grundfragen Der Ethik. Düsseldorf: Patmos Verl, 1977.
MLA (9th ed.) CitationPurtill, Richard Lawrence. Grundfragen Der Ethik. Patmos Verl, 1977.
Warning: These citations may not always be 100% accurate.