ebrary, Inc, Caruana, D. J., & Olsen, A. E. (2012). Anaerobic digestion: Processes, products and applications. Nova Science Publishers.
Lua i Stíl Chicago (17ú heag.)ebrary, Inc, Daniel J. Caruana, agus Amanda E. Olsen. Anaerobic Digestion: Processes, Products and Applications. New York: Nova Science Publishers, 2012.
Lua MLA (9ú heag.)ebrary, Inc, et al. Anaerobic Digestion: Processes, Products and Applications. Nova Science Publishers, 2012.
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