APA (7th ed.) Zitazioa
ebrary, Inc, & Spadoni, G. (2009). Energy conservation: New research. Nova Science Publishers.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta Giacomo Spadoni. Energy Conservation: New Research. New York: Nova Science Publishers, 2009.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta Giacomo Spadoni. Energy Conservation: New Research. Nova Science Publishers, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.