APA Style

Arbitration, I, B, O, T, P, C, O. (). Permanent Court of Arbitration Optional Rules for Arbitrating Disputes Between Two States . The Hague: .

MLA Style

Arbitration, International, Bureau, Of, The, Permanent, Court, Of. "Permanent Court of Arbitration Optional Rules for Arbitrating Disputes Between Two States". The Hague: , . Text.