APA Style

Hallenberg, J., Karlsson, H. (2006). Changing transatlantic security relations: do the U.S., EU, and Russia form a new strategic triangle? (1st Edition). New York: Routledge.

MLA Style

Hallenberg, Jan., Karlsson, Håkan. "Changing transatlantic security relations: do the U.S., EU, and Russia form a new strategic triangle?". 1st Edition New York: Routledge, 2006. Text.