APA (7th ed.) Zitazioa
ebrary, Inc, Ierland, E. v., & Oude Lansink, A. (2002). Economics of sustainable energy in agriculture. Kluwer Academic Publishers.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, E. van Ierland, eta Alfons Oude Lansink. Economics of Sustainable Energy in Agriculture. Dordrecht ; Boston: Kluwer Academic Publishers, 2002.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Economics of Sustainable Energy in Agriculture. Kluwer Academic Publishers, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.