Library of Congress. Congressional Research Service & ProQuest (Firm). (1972). Internal Migration in the United States: A Bibliography, 1955 to 1971. [publisher not identified].
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Internal Migration in the United States: A Bibliography, 1955 to 1971. [Place of publication not identified]: [publisher not identified], 1972.
MLA (9th ed.) CitationLibrary of Congress. Congressional Research Service and ProQuest (Firm). Internal Migration in the United States: A Bibliography, 1955 to 1971. [publisher not identified], 1972.
Warning: These citations may not always be 100% accurate.