APA aipamena

Barbour, M. G. (1987). Terrestrial Ecology Plant. The Benjamin.

Chicago Style aipamena

Barbour, Michael G. Terrestrial Ecology Plant. The Benjamin, 1987.

MLA aipamena

Barbour, Michael G. Terrestrial Ecology Plant. The Benjamin, 1987.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.