MLA

Brunhart, Nicole, Martina Bihn, and Werner A Müller. Individual Financial Planning for Retirement. Physica-Verlag HD, 2008.

APA

Brunhart, N., Bihn, M., & Müller, W. A. (2008). Individual Financial Planning for Retirement. Physica-Verlag HD.

Chicago

Brunhart, Nicole, Martina Bihn, and Werner A Müller. Individual Financial Planning for Retirement. : Physica-Verlag HD, 2008.