Cita APA (7a ed.)

Cline, H. F. (1966). The United States and Mexico. Harvard University Press.

Cita Chicago Style (17a ed.)

Cline, Howard F. The United States and Mexico. New York: Harvard University Press, 1966.

Cita MLA (9a ed.)

Cline, Howard F. The United States and Mexico. Harvard University Press, 1966.