Cita APA

Brewer, R. (1979). Principles of ecology. WB saunders co.

Chicago Edition Citation

Brewer, Richard. Principles of Ecology. WB saunders co, 1979.

Cita MLA

Brewer, Richard. Principles of Ecology. WB saunders co, 1979.

Atenció: Aquestes cites poden no estar 100% correctes.