Cita APA

Westerling, A. L., Hidalgo León, H. G., Cayan, D. R., & Swetnam, T. W. (2006). Warming and Earlier Spring Increase Western U.S. Forest Wildfire Activity.

Chicago Style Citation

Westerling, Anthony LeRoy, Hugo G. Hidalgo León, Daniel R. Cayan, i Thomas W. Swetnam. Warming and Earlier Spring Increase Western U.S. Forest Wildfire Activity. 2006.

Cita MLA

Westerling, Anthony LeRoy, Hugo G. Hidalgo León, Daniel R. Cayan, i Thomas W. Swetnam. Warming and Earlier Spring Increase Western U.S. Forest Wildfire Activity. 2006.