Cita APA (7th ed.)

Lerche, C. O. (1967). America in world affairs. McGraw-Hill.

Cita Chicago (17th ed.)

Lerche, Charles O. America in World Affairs. New York: McGraw-Hill, 1967.

Cita MLA (9th ed.)

Lerche, Charles O. America in World Affairs. McGraw-Hill, 1967.