APA-viite (7. p.)

Wells, H. (1969). The modernization of Puerto Rico: A political study of changing values and institutions. Harvard University Press.

Chicago-viite (17. p.)

Wells, Henry. The Modernization of Puerto Rico: A Political Study of Changing Values and Institutions. Cambridge, Mass: Harvard University Press, 1969.

MLA-viite (9. p.)

Wells, Henry. The Modernization of Puerto Rico: A Political Study of Changing Values and Institutions. Harvard University Press, 1969.