APA
Spiermann O., . (2005). International legal argument in the Permanent Court of International Justice. Cambridge: Cambridge University Press.
Chicago
Spiermann Ole, . 2005. International legal argument in the Permanent Court of International Justice. Cambridge: Cambridge University Press.
Harvard
Spiermann O., . (2005). International legal argument in the Permanent Court of International Justice. Cambridge: Cambridge University Press.
MLA
Spiermann Ole, . International legal argument in the Permanent Court of International Justice. Cambridge: Cambridge University Press. 2005.