United States. Bureau of Immigration. (1931). Rule of presumption. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Bureau of Immigration. Rule of Presumption. Washington: [publisher not identified], 1931.
MLA (9th ed.) CitationUnited States. Bureau of Immigration. Rule of Presumption. [publisher not identified], 1931.
Warning: These citations may not always be 100% accurate.