APA-ийн эшлэл(7 дахь хэвлэлт)

Oral, N. (2013). Regional co-operation and protection of the marine environment under international law: The Black Sea. Martinus Nijhoff Publishers.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Oral, Nilufer. Regional Co-operation and Protection of the Marine Environment Under International Law: The Black Sea. Leiden: Martinus Nijhoff Publishers, 2013.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Oral, Nilufer. Regional Co-operation and Protection of the Marine Environment Under International Law: The Black Sea. Martinus Nijhoff Publishers, 2013.