APA (7th ed.) Zitazioa
American Society for Microbiology, ebrary, Inc, Ward, B. B., Arp, D. J., & Klotz, M. G. (2011). Nitrification. ASM Press.
Chicago Style (17th ed.) Zitazioa
American Society for Microbiology, Inc ebrary, Bess B. Ward, D. J. Arp, eta Martin G. Klotz. Nitrification. Washington, D.C.: ASM Press, 2011.
MLA (9th ed.) Zitazioa
American Society for Microbiology, et al. Nitrification. ASM Press, 2011.
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