Cita APA (7a ed.)

Billias, G. A. (2009). American constitutionalism heard round the world, 1776-1989: A global perspective. New York University Press.

Cita Chicago Style (17a ed.)

Billias, George Athan. American Constitutionalism Heard Round the World, 1776-1989: A Global Perspective. New York: New York University Press, 2009.

Cita MLA (8a ed.)

Billias, George Athan. American Constitutionalism Heard Round the World, 1776-1989: A Global Perspective. New York University Press, 2009.