Lua APA (7ú heag.)

Hadley, H. (1973). A free order: National goal and world goal. Greenwood Press.

Lua i Stíl Chicago (17ú heag.)

Hadley, Hamilton. A Free Order: National Goal and World Goal. Westport, Conn.: Greenwood Press, 1973.

Lua MLA (9ú heag.)

Hadley, Hamilton. A Free Order: National Goal and World Goal. Greenwood Press, 1973.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.