APA (7th ed.) Citation

Pahl, J., Reiners, T., & Voß, S. (2011). Preface.

Chicago Style (17th ed.) Citation

Pahl, J., Torsten Reiners, and S. Voß. Preface. 2011.

MLA (9th ed.) Citation

Pahl, J., et al. Preface. 2011.