APA (7th ed.) Citation

Härdle, W. K., Müller, M., Werwatz, A., & Sperlich, S. (2004). Nonparametric and semiparametric models. Springer-Verlag.

Chicago Style (17th ed.) Citation

Härdle, Wolfgang Karl, Marlene Müller, Axel Werwatz, and Stefan Sperlich. Nonparametric and Semiparametric Models. Berlin: Springer-Verlag, 2004.

MLA (9th ed.) Citation

Härdle, Wolfgang Karl, et al. Nonparametric and Semiparametric Models. Springer-Verlag, 2004.

Warning: These citations may not always be 100% accurate.