Cita APA (7th ed.)

Balling, R. C., & Williams, M. A. J. (1996). Interactions of desertification and climate. Arnold.

Cita Chicago (17th ed.)

Balling, Robert C., i Martin A J. Williams. Interactions of Desertification and Climate. London: Arnold, 1996.

Cita MLA (9th ed.)

Balling, Robert C., i Martin A J. Williams. Interactions of Desertification and Climate. Arnold, 1996.