Cita APA (7a ed.)

Powers, D. A., & Xie, Y. (2000). Statistical methods for categorical data analysis. Academic Press.

Cita Chicago Style (17a ed.)

Powers, Daniel A., y Yu Xie. Statistical Methods for Categorical Data Analysis. San Diego [etc.]: Academic Press, 2000.

Cita MLA (9a ed.)

Powers, Daniel A., y Yu Xie. Statistical Methods for Categorical Data Analysis. Academic Press, 2000.