MLA

Härdle, Wolfgang, Léopold Simar, and Wolfgang Karl Härdle. Applied Multivariate Statistical Analysis. Springer Berlin Heidelberg, 2007.

APA

Härdle, W., Simar, L., & Härdle, W. Karl. (2007). Applied Multivariate Statistical Analysis. Springer Berlin Heidelberg.

Chicago

Härdle, Wolfgang, Wolfgang Härdle, Léopold Simar, Léopold Simar, and Wolfgang Karl Härdle. Applied Multivariate Statistical Analysis. : Springer Berlin Heidelberg, 2007.