Laidler, H. W. (1924). Roads to freedom; a syllabus for discussion groups. League for Industrial Democracy.
Cita Chicago (17th ed.)Laidler, Harry Wellington. Roads to Freedom; a Syllabus for Discussion Groups. New York City: League for Industrial Democracy, 1924.
Cita MLA (9th ed.)Laidler, Harry Wellington. Roads to Freedom; a Syllabus for Discussion Groups. League for Industrial Democracy, 1924.
Atenció: Aquestes cites poden no estar 100% correctes.