Gaya APA

Bilder, C, R., Loughin, T, M. (2015). Analysis of categories data with R . Boca Raton, Florida: CRC Press.

Gaya MLA

Bilder, Christopher, R.., Loughin, Thomas, M.. "Analysis of categories data with R". Boca Raton, Florida: CRC Press, 2015. Text.