APA (7th ed.) Zitazioa
ebrary, Inc, Rocco, A. M., & Levin, J. E. (2011). Focus on energy management. Nova Science Publishers.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, Andrea M. Rocco, eta Joshua E. Levin. Focus on Energy Management. New York: Nova Science Publishers, 2011.
MLA (9th ed.) Zitazioa
ebrary, Inc, et al. Focus on Energy Management. Nova Science Publishers, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.