Macfadyen, A. (1963). Animal ecology: Aims and methods ([2d ed.].). Pitman.
Chicago Style aipamenaMacfadyen, A. Animal Ecology: Aims and Methods. [2d ed.]. New York: Pitman, 1963.
MLA aipamenaMacfadyen, A. Animal Ecology: Aims and Methods. [2d ed.]. Pitman, 1963.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.