Cita APA (7a ed.)

Funk, C. C., & Shukla, S. (2020). Drought early warning and forecasting: Theory and practice. Elsevier.

Cita Chicago Style (17a ed.)

Funk, Christopher C., y Shraddhanand Shukla. Drought Early Warning and Forecasting: Theory and Practice. Amsterdam, Netherlands ; Cambridge, MA: Elsevier, 2020.

Cita MLA (8a ed.)

Funk, Christopher C., y Shraddhanand Shukla. Drought Early Warning and Forecasting: Theory and Practice. Elsevier, 2020.