APA (7th ed.) Citation

Ray, S., & Giese, B. (2012). El Niño Southern Oscillation Variability from 1871-2008.

Chicago Style (17th ed.) Citation

Ray, Sulagna, and Benjamin Giese. El Niño Southern Oscillation Variability from 1871-2008. 2012.

MLA (8th ed.) Citation

Ray, Sulagna, and Benjamin Giese. El Niño Southern Oscillation Variability from 1871-2008. 2012.

Warning: These citations may not always be 100% accurate.