Higgins, G. G. (1976). Labor Day statement, 1976: Liberty and justice for all : some notes on the Bicentennial. United States Catholic Conference.
Lua i Stíl Chicago (17ú heag.)Higgins, George G. Labor Day Statement, 1976: Liberty and Justice for All : Some Notes on the Bicentennial. Washington D.C.: United States Catholic Conference, 1976.
Lua MLA (8ú heag.)Higgins, George G. Labor Day Statement, 1976: Liberty and Justice for All : Some Notes on the Bicentennial. United States Catholic Conference, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.