Lowell, A. L. (1889). Essays on government. Houghton, Mifflin and Company ; The Riverside Press.
Lua i Stíl Chicago (17ú heag.)Lowell, A. Lawrence. Essays on Government. Boston ; New York : Cambridge: Houghton, Mifflin and Company ; The Riverside Press, 1889.
Lua MLA (8ú heag.)Lowell, A. Lawrence. Essays on Government. Houghton, Mifflin and Company ; The Riverside Press, 1889.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.