(1949). Liberalism, Socialism or Industrial Democracy. Boston College Press.
Čikaški stil citiranja (17. izdanje)Liberalism, Socialism or Industrial Democracy. [Boston?]: Boston College Press, 1949.
MLA način citiranja (8. izdanje)Liberalism, Socialism or Industrial Democracy. Boston College Press, 1949.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.