APA (7th ed.) Zitazioa
Ford, E. D. (2000). Scientific method for ecological research. Cambridge University Press.
Chicago Style (17th ed.) Zitazioa
Ford, E. D. Scientific Method for Ecological Research. Cambridge, UK ; New York: Cambridge University Press, 2000.
MLA (9th ed.) Zitazioa
Ford, E. D. Scientific Method for Ecological Research. Cambridge University Press, 2000.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.