APA (7th ed.) Citation

Roth, J., Weghorn, H., Isaías, P., & Kommers, P. (2012). Foreword.

Chicago Style (17th ed.) Citation

Roth, J., H. Weghorn, P. Isaías, and Piet Kommers. Foreword. 2012.

MLA (9th ed.) Citation

Roth, J., et al. Foreword. 2012.

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