APA-referens (7:e uppl.)

Foundation for Economic Education, inc. (1952). Essays on liberty. Foundation for Economic Education.

Chicago-referens (17:e uppl.)

Foundation for Economic Education, inc. Essays on Liberty. Irvington-on-Hudson, N.Y: Foundation for Economic Education, 1952.

MLA-referens (8:e uppl.)

Foundation for Economic Education, inc. Essays on Liberty. Foundation for Economic Education, 1952.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.