Cita APA (7a ed.)

Haas, F. J. (1937). The Wages and Hours of American Labor. New York.

Cita Chicago Style (17a ed.)

Haas, Francis J. The Wages and Hours of American Labor. New York, 1937.

Cita MLA (8a ed.)

Haas, Francis J. The Wages and Hours of American Labor. New York, 1937.