APA aipamena

SPELLBERG, I. F. (1991). Monitoring Ecological Change. Chambridge University Press.

Chicago Style aipamena

SPELLBERG, Ian F. Monitoring Ecological Change. Chambridge University Press, 1991.

MLA aipamena

SPELLBERG, Ian F. Monitoring Ecological Change. Chambridge University Press, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.