Cita APA

Primack, R. B., & Primack, R. B. (2002). Essentials of conservation biology (3. edition.). Sunderland, Mass.: Sinauer Associates.

Citación estilo Chicago

Primack, Richard B., y Richard B. Primack. Essentials of Conservation Biology. 3. edition. Sunderland, Mass.: Sinauer Associates, 2002.

Cita MLA

Primack, Richard B., y Richard B. Primack. Essentials of Conservation Biology. 3. edition. Sunderland, Mass.: Sinauer Associates, 2002.