Cita APA

Valero Mora, P., Ledesma, R. D., & Friendly, M. (2012). The History of ViSta: The Visual Statistics System. Web

Citación estilo Chicago

Valero Mora, Pedro, Ruben Daniel Ledesma, and Michael Friendly. The History of ViSta: The Visual Statistics System. 2012.

Cita MLA

Valero Mora, Pedro, Ruben Daniel Ledesma, and Michael Friendly. The History of ViSta: The Visual Statistics System. 2012.