Cita APA (7a ed.)

Riegel, R. E., & Long, D. F. (1955). The American story. McGraw-Hill.

Cita Chicago Style (17a ed.)

Riegel, Robert E., y David F. Long. The American Story. New York: McGraw-Hill, 1955.

Cita MLA (9a ed.)

Riegel, Robert E., y David F. Long. The American Story. McGraw-Hill, 1955.