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Lua i Stíl Chicago (17ú heag.)Husson, Francois, Sebastien Le, agus Jerome Pages. Exploratory Multivariate Analysis by Example Using R. Boca Raton: CRC Press, 2011.
Lua MLA (9ú heag.)Husson, Francois, et al. Exploratory Multivariate Analysis by Example Using R. CRC Press, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.