Παραπομπή APA

Lawrence, M. F., & Verzani, J. (2012). Programming graphical user interfaces in R. CRC Press.

Παραπομπή Chicago Style

Lawrence, Michael F., και John Verzani. Programming Graphical User Interfaces in R. Boca Raton: CRC Press, 2012.

Παραπομπή MLA

Lawrence, Michael F., και John Verzani. Programming Graphical User Interfaces in R. CRC Press, 2012.