Não informado. (1933). Law and Contemporary Problems. Duke University, School of Law.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Law and Contemporary Problems. Durham, NC: Duke University, School of Law, 1933.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Law and Contemporary Problems. Duke University, School of Law, 1933.
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