United States. Bureau of the Census. (1920). Fourteenth census of the United States--Population.: Index to place of birth and parent nativity. [Govt. print. off].
Chicago Style (17th ed.) CitationUnited States. Bureau of the Census. Fourteenth Census of the United States--Population.: Index to Place of Birth and Parent Nativity. [Washington]: [Govt. print. off], 1920.
MLA (9th ed.) CitationUnited States. Bureau of the Census. Fourteenth Census of the United States--Population.: Index to Place of Birth and Parent Nativity. [Govt. print. off], 1920.
Warning: These citations may not always be 100% accurate.