APA citiranje

Hidalgo León, H. G., Dettinger, M. D., & Cayan, D. R. (2008). Changes in Aridity in the Western United States.

Citación estilo Chicago

Hidalgo León, Hugo G., Michael D. Dettinger, y Daniel R. Cayan. Changes in Aridity in the Western United States. 2008.

MLA citiranje

Hidalgo León, Hugo G., Michael D. Dettinger, y Daniel R. Cayan. Changes in Aridity in the Western United States. 2008.