Young, J. S., Barton, E. M., & Johnston, L. E. (1940). Citizens at work: A textbook in economic citizenship. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Young, Jeremiah Simeon, Edwin Michelet Barton, agus Lysle Elwin Johnston. Citizens at Work: A Textbook in Economic Citizenship. New York and London: McGraw-Hill, 1940.
Lua MLA (8ú heag.)Young, Jeremiah Simeon, et al. Citizens at Work: A Textbook in Economic Citizenship. McGraw-Hill, 1940.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.