APA (7th ed.) Zitazioa
Environmental and Water Resources Institute (U.S.). Bioenergy and Biofuel Task Committee, ebrary, Inc, & Khanal, S. K. (2010). Bioenergy and biofuel from biowastes and biomass. American Society of Civil Engineers.
Chicago Style (17th ed.) Zitazioa
Environmental and Water Resources Institute (U.S.). Bioenergy and Biofuel Task Committee, Inc ebrary, eta Samir Kumar Khanal. Bioenergy and Biofuel from Biowastes and Biomass. Reston, VA: American Society of Civil Engineers, 2010.
MLA (9th ed.) Zitazioa
Environmental and Water Resources Institute (U.S.). Bioenergy and Biofuel Task Committee, et al. Bioenergy and Biofuel from Biowastes and Biomass. American Society of Civil Engineers, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.