Miller, G. T. (2005). Essentials of Ecology (3rd ed.). Thomson.
Cita Chicago (17th ed.)Miller, G. Tyler. Essentials of Ecology. 3rd ed. Australia: Thomson, 2005.
Cita MLA (9th ed.)Miller, G. Tyler. Essentials of Ecology. 3rd ed. Thomson, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.