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