APA (7th ed.) Citation

Breuer, W., Gürtler, M., & Schuhmacher, F. Portfoliomanagement. Gabler.

Chicago Style (17th ed.) Citation

Breuer, Wolfgang, Marc Gürtler, and Frank Schuhmacher. Portfoliomanagement. Wiesbaden: Gabler.

MLA (9th ed.) Citation

Breuer, Wolfgang, et al. Portfoliomanagement. Gabler.

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