Haas, F. J. (1937). The Wages and Hours of American Labor. New York.
Chicago Style (17th ed.) CitationHaas, Francis J. The Wages and Hours of American Labor. New York, 1937.
Cita MLAHaas, Francis J. The Wages and Hours of American Labor. New York, 1937.
Atenció: Aquestes cites poden no estar 100% correctes.