APA aipamena

Primack, R. B. (2002). Essentials of conservation biology. Sinauer Associates.

Chicago Style aipamena

Primack, Richard B. Essentials of Conservation Biology. Sinauer Associates, 2002.

MLA aipamena

Primack, Richard B. Essentials of Conservation Biology. Sinauer Associates, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.