APA (7th ed.) Citation

Meyer, D., & Hornik, K. (2009, June). Generalized and Customizable Sets in R. Journal of Statistical Software.

Chicago Style (17th ed.) Citation

Meyer, David, and Kurt Hornik. "Generalized and Customizable Sets in R." Journal of Statistical Software Jun. 2009.

MLA (9th ed.) Citation

Meyer, David, and Kurt Hornik. "Generalized and Customizable Sets in R." Journal of Statistical Software, Jun. 2009.

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