APA-ийн эшлэл(7 дахь хэвлэлт)

Powe, L. A. S. (1991). The fourth estate and the Constitution: Freedom of the press in America. University of California Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Powe, L. A. Scot. The Fourth Estate and the Constitution: Freedom of the Press in America. Berkeley: University of California Press, 1991.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Powe, L. A. Scot. The Fourth Estate and the Constitution: Freedom of the Press in America. University of California Press, 1991.