APA
William Marion Gibson, . (1940). Aliens and the Law. Durham: The University of North Carolina Press.
Chicago
William Marion Gibson, . 1940. Aliens and the Law. Durham: The University of North Carolina Press.
Harvard
William Marion Gibson, . (1940). Aliens and the Law. Durham: The University of North Carolina Press.
MLA
William Marion Gibson, . Aliens and the Law. Durham: The University of North Carolina Press. 1940.
