SpringerLink (Online service), Peters, K., Höfling, J., Rinas, D., Hesse, J., & Krafft, M. (2007). International direct marketing: Principles, best practices, marketing facts. Springer-Verlag Berlin Heidelberg.
Chicago Style (17th ed.) CitationSpringerLink (Online service), Kay Peters, Jürgen Höfling, Diane Rinas, Jürgen Hesse, and Manfred Krafft. International Direct Marketing: Principles, Best Practices, Marketing Facts. Berlin, Heidelberg: Springer-Verlag Berlin Heidelberg, 2007.
MLA (8th ed.) CitationSpringerLink (Online service), et al. International Direct Marketing: Principles, Best Practices, Marketing Facts. Springer-Verlag Berlin Heidelberg, 2007.
Warning: These citations may not always be 100% accurate.