Cita APA (7a ed.)

Southwick, C. H. (1985). Global ecology. Sinauer Associates.

Cita Chicago Style (17a ed.)

Southwick, Charles H. Global Ecology. Sunderland, Mass: Sinauer Associates, 1985.

Cita MLA (9a ed.)

Southwick, Charles H. Global Ecology. Sinauer Associates, 1985.