Não informado. (1933). Law and Contemporary Problems. Duke University, School of Law.
Chicago-viite (17. p.)Não informado. Law and Contemporary Problems. Durham, NC: Duke University, School of Law, 1933.
MLA-viite (8. p.)Não informado. Law and Contemporary Problems. Duke University, School of Law, 1933.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.