Dyfyniad APA

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

Dyfyniad Arddull Chicago

Primack, Richard B. Essentials of Conservation Biology. Third edition. Sunderland, Massachusetts: Sinauer Associates, 2002.

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.