APA Style

Kumar, V., Reinartz, Werner. (2012). Customer relationship management : concept,strategy and tools (2nd ed). New York: Springer.

Chicago Style

Kumar, V., Reinartz, Werner. Customer relationship management : concept,strategy and tools. 2nd ed New York: Springer, 2012. Text.

MLA Style

Kumar, V., Reinartz, Werner. Customer relationship management : concept,strategy and tools. 2nd ed New York: Springer, 2012. Text.

Turabian Style

Kumar, V., Reinartz, Werner. Customer relationship management : concept,strategy and tools. 2nd ed New York: Springer, 2012. Print.