APA-referens (7:e uppl.)

Higgins, G. G. (1976). Labor Day statement, 1976: Liberty and justice for all : some notes on the Bicentennial. United States Catholic Conference.

Chicago-referens (17:e uppl.)

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.

MLA-referens (8:e uppl.)

Higgins, George G. Labor Day Statement, 1976: Liberty and Justice for All : Some Notes on the Bicentennial. United States Catholic Conference, 1976.