MLA

Helmold, Marc, Tracy Dathe, and Florian Hummel. Successful Negotiations : Best-in-class Recommendations for Breakthrough Negotiations. Wiesbaden: Springer Fachmedien Wiesbaden GmbH, 2022.

APA

Helmold, M., Dathe, T., & Hummel, F. (2022). Successful Negotiations : Best-In-Class Recommendations for Breakthrough Negotiations. Wiesbaden: Springer Fachmedien Wiesbaden GmbH.

Chicago

Helmold, Marc., Tracy Dathe, and Florian Hummel. Successful Negotiations : Best-In-Class Recommendations for Breakthrough Negotiations. Wiesbaden: Springer Fachmedien Wiesbaden GmbH, 2022.