Cita APA (7a ed.)

Young, J. S., Barton, E. M., & Johnston, L. E. (1940). Citizens at work: A textbook in economic citizenship. McGraw-Hill.

Cita Chicago Style (17a ed.)

Young, Jeremiah Simeon, Edwin Michelet Barton, y Lysle Elwin Johnston. Citizens at Work: A Textbook in Economic Citizenship. New York and London: McGraw-Hill, 1940.

Cita MLA (8a ed.)

Young, Jeremiah Simeon, et al. Citizens at Work: A Textbook in Economic Citizenship. McGraw-Hill, 1940.