Ertl, G., & Knozinger, H. W. (1999). Environmenal catalysis. Wiley-VCH.
Chicago Edition CitationErtl, G., i H Weitkamp Knozinger. Environmenal Catalysis. Weinheim: Wiley-VCH, 1999.
Cita MLAErtl, G., i H Weitkamp Knozinger. Environmenal Catalysis. Wiley-VCH, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.