MLA

Eckardt, Martina, and Martina Bihn. Insurance Intermediation. Physica-Verlag HD, 2007.

APA

Eckardt, M., & Bihn, M. (2007). Insurance Intermediation. Physica-Verlag HD.

Chicago

Eckardt, Martina, and Martina Bihn. Insurance Intermediation. : Physica-Verlag HD, 2007.