Fairchild, H. P. (1919). Immigration: A world movement and its American significance. Macmillan.
Chicago-viite (17. p.)Fairchild, Henry Pratt. Immigration: A World Movement and Its American Significance. New York: Macmillan, 1919.
MLA-viite (8. p.)Fairchild, Henry Pratt. Immigration: A World Movement and Its American Significance. Macmillan, 1919.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.