APA

Lewis P. H., . (19741975). The governments of Argentina, Brazil, and Mexico. New York: Crowell.

Chicago

Lewis Paul H, . 19741975. The governments of Argentina, Brazil, and Mexico. New York: Crowell.

Harvard

Lewis P. H., . (19741975). The governments of Argentina, Brazil, and Mexico. New York: Crowell.

MLA

Lewis Paul H, . The governments of Argentina, Brazil, and Mexico. New York: Crowell. 19741975.