Baden, A. L. c., & Hellman, F. S. (1943). Immigration in the United States: A selected list of recent references. Washington: Library of Congress, Division of Bibliography.

Baden, Anne L. comp., and Florence S. Hellman. Immigration in the United States: A Selected List of Recent References. Washington: Library of Congress, Division of Bibliography, 1943.

Baden, Anne L. comp., and Florence S. Hellman. Immigration in the United States: A Selected List of Recent References. Washington: Library of Congress, Division of Bibliography, 1943.