APA aipamena

Cragg, J. (1968). Advances in ecological research. Academic Press.

Chicago Style aipamena

Cragg, JB. Advances in Ecological Research. London: Academic Press, 1968.

MLA aipamena

Cragg, JB. Advances in Ecological Research. Academic Press, 1968.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.