APA aipamena

(2006). Ecological census techniques a handbook 2nd ed. Cambridge Univ. Press.

Chicago Style aipamena

Ecological Census Techniques a Handbook 2nd Ed. Cambridge Univ. Press, 2006.

MLA aipamena

Ecological Census Techniques a Handbook 2nd Ed. Cambridge Univ. Press, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.