Sain, G. (2016). Technologies for conservation and productivity: Subtitutives or complementaries.
Chicago Style aipamenaSain, Gustavo. Technologies for Conservation and Productivity: Subtitutives or Complementaries. 2016.
MLA aipamenaSain, Gustavo. Technologies for Conservation and Productivity: Subtitutives or Complementaries. 2016.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.