APA-ийн эшлэл(7 дахь хэвлэлт)

O'Neil, P. H. (2012). Essentials of comparative politics (4th edition.). W. W. Norton and Co.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

O'Neil, Patrick H. Essentials of Comparative Politics. 4th edition. New York: W. W. Norton and Co, 2012.

MLA -ийн эшлэл (9 дэх хэвлэлт)

O'Neil, Patrick H. Essentials of Comparative Politics. 4th edition. W. W. Norton and Co, 2012.