APA Style

Jorgensen, Knud Erik. (2018). International relations theory (2nd ed). : Palgrave.

Chicago Style

Jorgensen, Knud Erik. International relations theory. 2nd ed : Palgrave, 2018. .

MLA Style

Jorgensen, Knud Erik. International relations theory. 2nd ed : Palgrave, 2018. .

Turabian Style

Jorgensen, Knud Erik. International relations theory. 2nd ed : Palgrave, 2018. .