APA ציטוט

Ertl, G., & Knozinger, H. W. (1999). Environmenal catalysis. Wiley-VCH.

Chicago Edition Citation

Ertl, G., and H Weitkamp Knozinger. Environmenal Catalysis. Weinheim: Wiley-VCH, 1999.

ציטוט MLA

Ertl, G., and H Weitkamp Knozinger. Environmenal Catalysis. Wiley-VCH, 1999.